Home / 74,267.28-111,417.12-29,895.48

Finding the Fourth Proportional to 74,267.28, 111,417.12 and 29,895.48

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Solution

The fourth proportional to 74,267.28, 111,417.12 and 29,895.48 is: 44,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,267.28 : 111,417.12 = 29,895.48 : x
  2. Step 2: Convert to fraction form
    74,267.28/111,417.12 = 29,895.48/x
  3. Step 3: Cross multiply
    74,267.28x = 111,417.12 × 29,895.48
  4. Step 4: Simplify right side
    74,267.28x = 3,330,868,282.62
  5. Step 5: Solve for x
    x = 3,330,868,282.62/74,267.28
  6. Step 6: Final answer
    x = 44,849.74

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1.5x scale

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.