Home / 84,943.52-127,416.03-25,779.18

Finding the Fourth Proportional to 84,943.52, 127,416.03 and 25,779.18

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Solution

The fourth proportional to 84,943.52, 127,416.03 and 25,779.18 is: 38,669.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,943.52 : 127,416.03 = 25,779.18 : x
  2. Step 2: Convert to fraction form
    84,943.52/127,416.03 = 25,779.18/x
  3. Step 3: Cross multiply
    84,943.52x = 127,416.03 × 25,779.18
  4. Step 4: Simplify right side
    84,943.52x = 3,284,680,772.26
  5. Step 5: Solve for x
    x = 3,284,680,772.26/84,943.52
  6. Step 6: Final answer
    x = 38,669.00

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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.