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Finding the Fourth Proportional to 92,237.34, 127,287.67 and 53,989.94

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Solution

The fourth proportional to 92,237.34, 127,287.67 and 53,989.94 is: 74,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,237.34 : 127,287.67 = 53,989.94 : x
  2. Step 2: Convert to fraction form
    92,237.34/127,287.67 = 53,989.94/x
  3. Step 3: Cross multiply
    92,237.34x = 127,287.67 × 53,989.94
  4. Step 4: Simplify right side
    92,237.34x = 6,872,253,666.04
  5. Step 5: Solve for x
    x = 6,872,253,666.04/92,237.34
  6. Step 6: Final answer
    x = 74,506.20

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1.5x scale

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.