Home / 147,565.10-221,347.65-49,069.10

Finding the Fourth Proportional to 147,565.10, 221,347.65 and 49,069.10

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Solution

The fourth proportional to 147,565.10, 221,347.65 and 49,069.10 is: 73,603.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,565.10 : 221,347.65 = 49,069.10 : x
  2. Step 2: Convert to fraction form
    147,565.10/221,347.65 = 49,069.10/x
  3. Step 3: Cross multiply
    147,565.10x = 221,347.65 × 49,069.10
  4. Step 4: Simplify right side
    147,565.10x = 10,861,329,972.62
  5. Step 5: Solve for x
    x = 10,861,329,972.62/147,565.10
  6. Step 6: Final answer
    x = 73,603.65

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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.