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Finding the Fourth Proportional to 114,045.61, 157,378.95 and 62,363.90

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Solution

The fourth proportional to 114,045.61, 157,378.95 and 62,363.90 is: 86,060.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,045.61 : 157,378.95 = 62,363.90 : x
  2. Step 2: Convert to fraction form
    114,045.61/157,378.95 = 62,363.90/x
  3. Step 3: Cross multiply
    114,045.61x = 157,378.95 × 62,363.90
  4. Step 4: Simplify right side
    114,045.61x = 9,814,765,099.91
  5. Step 5: Solve for x
    x = 9,814,765,099.91/114,045.61
  6. Step 6: Final answer
    x = 86,060.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.