Home / 85,337.50-127,995.01-25,364.70

Finding the Fourth Proportional to 85,337.50, 127,995.01 and 25,364.70

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Solution

The fourth proportional to 85,337.50, 127,995.01 and 25,364.70 is: 38,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,337.50 : 127,995.01 = 25,364.70 : x
  2. Step 2: Convert to fraction form
    85,337.50/127,995.01 = 25,364.70/x
  3. Step 3: Cross multiply
    85,337.50x = 127,995.01 × 25,364.70
  4. Step 4: Simplify right side
    85,337.50x = 3,246,554,613.58
  5. Step 5: Solve for x
    x = 3,246,554,613.58/85,337.50
  6. Step 6: Final answer
    x = 38,043.70

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1.5x scale

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.