Home / 148,915.60-223,415.10-60,231.40

Finding the Fourth Proportional to 148,915.60, 223,415.10 and 60,231.40

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Solution

The fourth proportional to 148,915.60, 223,415.10 and 60,231.40 is: 90,363.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,915.60 : 223,415.10 = 60,231.40 : x
  2. Step 2: Convert to fraction form
    148,915.60/223,415.10 = 60,231.40/x
  3. Step 3: Cross multiply
    148,915.60x = 223,415.10 × 60,231.40
  4. Step 4: Simplify right side
    148,915.60x = 13,456,604,254.14
  5. Step 5: Solve for x
    x = 13,456,604,254.14/148,915.60
  6. Step 6: Final answer
    x = 90,363.97

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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.