Home / 89,081.16-133,617.06-29,918.04

Finding the Fourth Proportional to 89,081.16, 133,617.06 and 29,918.04

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Solution

The fourth proportional to 89,081.16, 133,617.06 and 29,918.04 is: 44,875.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,081.16 : 133,617.06 = 29,918.04 : x
  2. Step 2: Convert to fraction form
    89,081.16/133,617.06 = 29,918.04/x
  3. Step 3: Cross multiply
    89,081.16x = 133,617.06 × 29,918.04
  4. Step 4: Simplify right side
    89,081.16x = 3,997,560,545.76
  5. Step 5: Solve for x
    x = 3,997,560,545.76/89,081.16
  6. Step 6: Final answer
    x = 44,875.49

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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.