Home / 89,071.10-133,606.65-29,908.70

Finding the Fourth Proportional to 89,071.10, 133,606.65 and 29,908.70

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Solution

The fourth proportional to 89,071.10, 133,606.65 and 29,908.70 is: 44,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,071.10 : 133,606.65 = 29,908.70 : x
  2. Step 2: Convert to fraction form
    89,071.10/133,606.65 = 29,908.70/x
  3. Step 3: Cross multiply
    89,071.10x = 133,606.65 × 29,908.70
  4. Step 4: Simplify right side
    89,071.10x = 3,996,001,212.86
  5. Step 5: Solve for x
    x = 3,996,001,212.86/89,071.10
  6. Step 6: Final answer
    x = 44,863.05

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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.