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Finding the Fourth Proportional to 61,601.35, 92,402.03 and 55,368.40

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Solution

The fourth proportional to 61,601.35, 92,402.03 and 55,368.40 is: 83,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,601.35 : 92,402.03 = 55,368.40 : x
  2. Step 2: Convert to fraction form
    61,601.35/92,402.03 = 55,368.40/x
  3. Step 3: Cross multiply
    61,601.35x = 92,402.03 × 55,368.40
  4. Step 4: Simplify right side
    61,601.35x = 5,116,152,281.01
  5. Step 5: Solve for x
    x = 5,116,152,281.01/61,601.35
  6. Step 6: Final answer
    x = 83,052.60

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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.