Home / 92,275.20-127,337.67-56,465.10

Finding the Fourth Proportional to 92,275.20, 127,337.67 and 56,465.10

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Solution

The fourth proportional to 92,275.20, 127,337.67 and 56,465.10 is: 77,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,275.20 : 127,337.67 = 56,465.10 : x
  2. Step 2: Convert to fraction form
    92,275.20/127,337.67 = 56,465.10/x
  3. Step 3: Cross multiply
    92,275.20x = 127,337.67 × 56,465.10
  4. Step 4: Simplify right side
    92,275.20x = 7,190,134,270.32
  5. Step 5: Solve for x
    x = 7,190,134,270.32/92,275.20
  6. Step 6: Final answer
    x = 77,920.55

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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.