Home / 147,488.06-221,267.63-42,306.12

Finding the Fourth Proportional to 147,488.06, 221,267.63 and 42,306.12

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Solution

The fourth proportional to 147,488.06, 221,267.63 and 42,306.12 is: 63,469.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,488.06 : 221,267.63 = 42,306.12 : x
  2. Step 2: Convert to fraction form
    147,488.06/221,267.63 = 42,306.12/x
  3. Step 3: Cross multiply
    147,488.06x = 221,267.63 × 42,306.12
  4. Step 4: Simplify right side
    147,488.06x = 9,360,975,012.66
  5. Step 5: Solve for x
    x = 9,360,975,012.66/147,488.06
  6. Step 6: Final answer
    x = 63,469.37

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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.