Home / 157,800.80-236,701.20-39,472.14

Finding the Fourth Proportional to 157,800.80, 236,701.20 and 39,472.14

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Solution

The fourth proportional to 157,800.80, 236,701.20 and 39,472.14 is: 59,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,800.80 : 236,701.20 = 39,472.14 : x
  2. Step 2: Convert to fraction form
    157,800.80/236,701.20 = 39,472.14/x
  3. Step 3: Cross multiply
    157,800.80x = 236,701.20 × 39,472.14
  4. Step 4: Simplify right side
    157,800.80x = 9,343,102,904.57
  5. Step 5: Solve for x
    x = 9,343,102,904.57/157,800.80
  6. Step 6: Final answer
    x = 59,208.21

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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.