Home / 89,931.27-134,865.24-29,943.46

Finding the Fourth Proportional to 89,931.27, 134,865.24 and 29,943.46

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Solution

The fourth proportional to 89,931.27, 134,865.24 and 29,943.46 is: 44,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,931.27 : 134,865.24 = 29,943.46 : x
  2. Step 2: Convert to fraction form
    89,931.27/134,865.24 = 29,943.46/x
  3. Step 3: Cross multiply
    89,931.27x = 134,865.24 × 29,943.46
  4. Step 4: Simplify right side
    89,931.27x = 4,038,331,095.29
  5. Step 5: Solve for x
    x = 4,038,331,095.29/89,931.27
  6. Step 6: Final answer
    x = 44,904.64

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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.