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Finding the Fourth Proportional to 70,224.66, 96,902.55 and 41,545.40

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Solution

The fourth proportional to 70,224.66, 96,902.55 and 41,545.40 is: 57,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,224.66 : 96,902.55 = 41,545.40 : x
  2. Step 2: Convert to fraction form
    70,224.66/96,902.55 = 41,545.40/x
  3. Step 3: Cross multiply
    70,224.66x = 96,902.55 × 41,545.40
  4. Step 4: Simplify right side
    70,224.66x = 4,025,854,716.26
  5. Step 5: Solve for x
    x = 4,025,854,716.26/70,224.66
  6. Step 6: Final answer
    x = 57,328.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.