Home / 147,417.58-221,125.15-42,236.65

Finding the Fourth Proportional to 147,417.58, 221,125.15 and 42,236.65

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Solution

The fourth proportional to 147,417.58, 221,125.15 and 42,236.65 is: 63,354.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,417.58 : 221,125.15 = 42,236.65 : x
  2. Step 2: Convert to fraction form
    147,417.58/221,125.15 = 42,236.65/x
  3. Step 3: Cross multiply
    147,417.58x = 221,125.15 × 42,236.65
  4. Step 4: Simplify right side
    147,417.58x = 9,339,585,566.75
  5. Step 5: Solve for x
    x = 9,339,585,566.75/147,417.58
  6. Step 6: Final answer
    x = 63,354.63

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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.