Home / 102,266.43-141,134.08-56,326.06

Finding the Fourth Proportional to 102,266.43, 141,134.08 and 56,326.06

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Solution

The fourth proportional to 102,266.43, 141,134.08 and 56,326.06 is: 77,733.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,266.43 : 141,134.08 = 56,326.06 : x
  2. Step 2: Convert to fraction form
    102,266.43/141,134.08 = 56,326.06/x
  3. Step 3: Cross multiply
    102,266.43x = 141,134.08 × 56,326.06
  4. Step 4: Simplify right side
    102,266.43x = 7,949,526,658.12
  5. Step 5: Solve for x
    x = 7,949,526,658.12/102,266.43
  6. Step 6: Final answer
    x = 77,733.49

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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.