Home / 142,276.11-213,414.18-37,094.79

Finding the Fourth Proportional to 142,276.11, 213,414.18 and 37,094.79

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Solution

The fourth proportional to 142,276.11, 213,414.18 and 37,094.79 is: 55,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,276.11 : 213,414.18 = 37,094.79 : x
  2. Step 2: Convert to fraction form
    142,276.11/213,414.18 = 37,094.79/x
  3. Step 3: Cross multiply
    142,276.11x = 213,414.18 × 37,094.79
  4. Step 4: Simplify right side
    142,276.11x = 7,916,554,190.12
  5. Step 5: Solve for x
    x = 7,916,554,190.12/142,276.11
  6. Step 6: Final answer
    x = 55,642.19

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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.