Home / 84,731.67-127,094.31-25,565.76

Finding the Fourth Proportional to 84,731.67, 127,094.31 and 25,565.76

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Solution

The fourth proportional to 84,731.67, 127,094.31 and 25,565.76 is: 38,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,731.67 : 127,094.31 = 25,565.76 : x
  2. Step 2: Convert to fraction form
    84,731.67/127,094.31 = 25,565.76/x
  3. Step 3: Cross multiply
    84,731.67x = 127,094.31 × 25,565.76
  4. Step 4: Simplify right side
    84,731.67x = 3,249,262,626.83
  5. Step 5: Solve for x
    x = 3,249,262,626.83/84,731.67
  6. Step 6: Final answer
    x = 38,347.68

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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.