Home / 148,970.10-223,390.35-49,091.70

Finding the Fourth Proportional to 148,970.10, 223,390.35 and 49,091.70

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Solution

The fourth proportional to 148,970.10, 223,390.35 and 49,091.70 is: 73,616.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,970.10 : 223,390.35 = 49,091.70 : x
  2. Step 2: Convert to fraction form
    148,970.10/223,390.35 = 49,091.70/x
  3. Step 3: Cross multiply
    148,970.10x = 223,390.35 × 49,091.70
  4. Step 4: Simplify right side
    148,970.10x = 10,966,612,045.10
  5. Step 5: Solve for x
    x = 10,966,612,045.10/148,970.10
  6. Step 6: Final answer
    x = 73,616.20

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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.