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Finding the Fourth Proportional to 187,235.92, 280,795.54 and 62,547.76

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Solution

The fourth proportional to 187,235.92, 280,795.54 and 62,547.76 is: 93,802.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,235.92 : 280,795.54 = 62,547.76 : x
  2. Step 2: Convert to fraction form
    187,235.92/280,795.54 = 62,547.76/x
  3. Step 3: Cross multiply
    187,235.92x = 280,795.54 × 62,547.76
  4. Step 4: Simplify right side
    187,235.92x = 17,563,132,044.99
  5. Step 5: Solve for x
    x = 17,563,132,044.99/187,235.92
  6. Step 6: Final answer
    x = 93,802.15

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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.