Home / 102,604,167.51-141,603,128.12-56,201,101.35

Finding the Fourth Proportional to 102,604,167.51, 141,603,128.12 and 56,201,101.35

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Solution

The fourth proportional to 102,604,167.51, 141,603,128.12 and 56,201,101.35 is: 77,562,656.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,604,167.51 : 141,603,128.12 = 56,201,101.35 : x
  2. Step 2: Convert to fraction form
    102,604,167.51/141,603,128.12 = 56,201,101.35/x
  3. Step 3: Cross multiply
    102,604,167.51x = 141,603,128.12 × 56,201,101.35
  4. Step 4: Simplify right side
    102,604,167.51x = 7,958,251,754,668,150
  5. Step 5: Solve for x
    x = 7,958,251,754,668,150/102,604,167.51
  6. Step 6: Final answer
    x = 77,562,656.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.