Home / 141,132.51-211,705.17-39,938.15

Finding the Fourth Proportional to 141,132.51, 211,705.17 and 39,938.15

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Solution

The fourth proportional to 141,132.51, 211,705.17 and 39,938.15 is: 59,909.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,132.51 : 211,705.17 = 39,938.15 : x
  2. Step 2: Convert to fraction form
    141,132.51/211,705.17 = 39,938.15/x
  3. Step 3: Cross multiply
    141,132.51x = 211,705.17 × 39,938.15
  4. Step 4: Simplify right side
    141,132.51x = 8,455,111,776.71
  5. Step 5: Solve for x
    x = 8,455,111,776.71/141,132.51
  6. Step 6: Final answer
    x = 59,909.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.