Home / 94,785.48-142,191.18-42,193.80

Finding the Fourth Proportional to 94,785.48, 142,191.18 and 42,193.80

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Solution

The fourth proportional to 94,785.48, 142,191.18 and 42,193.80 is: 63,296.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,785.48 : 142,191.18 = 42,193.80 : x
  2. Step 2: Convert to fraction form
    94,785.48/142,191.18 = 42,193.80/x
  3. Step 3: Cross multiply
    94,785.48x = 142,191.18 × 42,193.80
  4. Step 4: Simplify right side
    94,785.48x = 5,999,586,210.68
  5. Step 5: Solve for x
    x = 5,999,586,210.68/94,785.48
  6. Step 6: Final answer
    x = 63,296.47

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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.