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Finding the Fourth Proportional to 148,501, 204,847.54 and 88,012.23

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Solution

The fourth proportional to 148,501, 204,847.54 and 88,012.23 is: 121,407.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,501 : 204,847.54 = 88,012.23 : x
  2. Step 2: Convert to fraction form
    148,501/204,847.54 = 88,012.23/x
  3. Step 3: Cross multiply
    148,501x = 204,847.54 × 88,012.23
  4. Step 4: Simplify right side
    148,501x = 18,029,088,805.41
  5. Step 5: Solve for x
    x = 18,029,088,805.41/148,501
  6. Step 6: Final answer
    x = 121,407.19

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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.