Home / 92,731.30-127,968.32-52,452.92

Finding the Fourth Proportional to 92,731.30, 127,968.32 and 52,452.92

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Solution

The fourth proportional to 92,731.30, 127,968.32 and 52,452.92 is: 72,384.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,731.30 : 127,968.32 = 52,452.92 : x
  2. Step 2: Convert to fraction form
    92,731.30/127,968.32 = 52,452.92/x
  3. Step 3: Cross multiply
    92,731.30x = 127,968.32 × 52,452.92
  4. Step 4: Simplify right side
    92,731.30x = 6,712,312,502.55
  5. Step 5: Solve for x
    x = 6,712,312,502.55/92,731.30
  6. Step 6: Final answer
    x = 72,384.54

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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.