Home / 89,943.40-134,931.30-37,358.20

Finding the Fourth Proportional to 89,943.40, 134,931.30 and 37,358.20

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Solution

The fourth proportional to 89,943.40, 134,931.30 and 37,358.20 is: 56,044.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,943.40 : 134,931.30 = 37,358.20 : x
  2. Step 2: Convert to fraction form
    89,943.40/134,931.30 = 37,358.20/x
  3. Step 3: Cross multiply
    89,943.40x = 134,931.30 × 37,358.20
  4. Step 4: Simplify right side
    89,943.40x = 5,040,790,491.66
  5. Step 5: Solve for x
    x = 5,040,790,491.66/89,943.40
  6. Step 6: Final answer
    x = 56,044.03

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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.