Home / 95,430.59-143,195.10-39,312.17

Finding the Fourth Proportional to 95,430.59, 143,195.10 and 39,312.17

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Solution

The fourth proportional to 95,430.59, 143,195.10 and 39,312.17 is: 58,988.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,430.59 : 143,195.10 = 39,312.17 : x
  2. Step 2: Convert to fraction form
    95,430.59/143,195.10 = 39,312.17/x
  3. Step 3: Cross multiply
    95,430.59x = 143,195.10 × 39,312.17
  4. Step 4: Simplify right side
    95,430.59x = 5,629,310,114.37
  5. Step 5: Solve for x
    x = 5,629,310,114.37/95,430.59
  6. Step 6: Final answer
    x = 58,988.53

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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.