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Finding the Fourth Proportional to 188,430.73, 282,689.80 and 62,066.44

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Solution

The fourth proportional to 188,430.73, 282,689.80 and 62,066.44 is: 93,114.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,430.73 : 282,689.80 = 62,066.44 : x
  2. Step 2: Convert to fraction form
    188,430.73/282,689.80 = 62,066.44/x
  3. Step 3: Cross multiply
    188,430.73x = 282,689.80 × 62,066.44
  4. Step 4: Simplify right side
    188,430.73x = 17,545,549,510.31
  5. Step 5: Solve for x
    x = 17,545,549,510.31/188,430.73
  6. Step 6: Final answer
    x = 93,114.06

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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.