Home / 89,528.05-134,280.61-29,541.68

Finding the Fourth Proportional to 89,528.05, 134,280.61 and 29,541.68

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Solution

The fourth proportional to 89,528.05, 134,280.61 and 29,541.68 is: 44,308.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,528.05 : 134,280.61 = 29,541.68 : x
  2. Step 2: Convert to fraction form
    89,528.05/134,280.61 = 29,541.68/x
  3. Step 3: Cross multiply
    89,528.05x = 134,280.61 × 29,541.68
  4. Step 4: Simplify right side
    89,528.05x = 3,966,874,663.12
  5. Step 5: Solve for x
    x = 3,966,874,663.12/89,528.05
  6. Step 6: Final answer
    x = 44,308.74

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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.