Home / 148,915.80-223,373.70-49,091.40

Finding the Fourth Proportional to 148,915.80, 223,373.70 and 49,091.40

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Solution

The fourth proportional to 148,915.80, 223,373.70 and 49,091.40 is: 73,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,915.80 : 223,373.70 = 49,091.40 : x
  2. Step 2: Convert to fraction form
    148,915.80/223,373.70 = 49,091.40/x
  3. Step 3: Cross multiply
    148,915.80x = 223,373.70 × 49,091.40
  4. Step 4: Simplify right side
    148,915.80x = 10,965,727,656.18
  5. Step 5: Solve for x
    x = 10,965,727,656.18/148,915.80
  6. Step 6: Final answer
    x = 73,637.10

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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.