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Finding the Fourth Proportional to 92,080.72, 127,070.70 and 52,336.72

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Solution

The fourth proportional to 92,080.72, 127,070.70 and 52,336.72 is: 72,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,080.72 : 127,070.70 = 52,336.72 : x
  2. Step 2: Convert to fraction form
    92,080.72/127,070.70 = 52,336.72/x
  3. Step 3: Cross multiply
    92,080.72x = 127,070.70 × 52,336.72
  4. Step 4: Simplify right side
    92,080.72x = 6,650,463,646.10
  5. Step 5: Solve for x
    x = 6,650,463,646.10/92,080.72
  6. Step 6: Final answer
    x = 72,224.28

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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.