Home / 102,601.16-141,572.06-57,276.80

Finding the Fourth Proportional to 102,601.16, 141,572.06 and 57,276.80

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Solution

The fourth proportional to 102,601.16, 141,572.06 and 57,276.80 is: 79,032.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,601.16 : 141,572.06 = 57,276.80 : x
  2. Step 2: Convert to fraction form
    102,601.16/141,572.06 = 57,276.80/x
  3. Step 3: Cross multiply
    102,601.16x = 141,572.06 × 57,276.80
  4. Step 4: Simplify right side
    102,601.16x = 8,108,794,566.21
  5. Step 5: Solve for x
    x = 8,108,794,566.21/102,601.16
  6. Step 6: Final answer
    x = 79,032.19

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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.