Home / 102,534.03-141,496.79-57,209.27

Finding the Fourth Proportional to 102,534.03, 141,496.79 and 57,209.27

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Solution

The fourth proportional to 102,534.03, 141,496.79 and 57,209.27 is: 78,948.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,534.03 : 141,496.79 = 57,209.27 : x
  2. Step 2: Convert to fraction form
    102,534.03/141,496.79 = 57,209.27/x
  3. Step 3: Cross multiply
    102,534.03x = 141,496.79 × 57,209.27
  4. Step 4: Simplify right side
    102,534.03x = 8,094,927,069.71
  5. Step 5: Solve for x
    x = 8,094,927,069.71/102,534.03
  6. Step 6: Final answer
    x = 78,948.69

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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.