Home / 92,387.55-127,498.53-51,555.24

Finding the Fourth Proportional to 92,387.55, 127,498.53 and 51,555.24

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Solution

The fourth proportional to 92,387.55, 127,498.53 and 51,555.24 is: 71,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,387.55 : 127,498.53 = 51,555.24 : x
  2. Step 2: Convert to fraction form
    92,387.55/127,498.53 = 51,555.24/x
  3. Step 3: Cross multiply
    92,387.55x = 127,498.53 × 51,555.24
  4. Step 4: Simplify right side
    92,387.55x = 6,573,217,313.80
  5. Step 5: Solve for x
    x = 6,573,217,313.80/92,387.55
  6. Step 6: Final answer
    x = 71,148.30

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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.