Home / 147,947.25-221,922.49-42,767.13

Finding the Fourth Proportional to 147,947.25, 221,922.49 and 42,767.13

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Solution

The fourth proportional to 147,947.25, 221,922.49 and 42,767.13 is: 64,151.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,947.25 : 221,922.49 = 42,767.13 : x
  2. Step 2: Convert to fraction form
    147,947.25/221,922.49 = 42,767.13/x
  3. Step 3: Cross multiply
    147,947.25x = 221,922.49 × 42,767.13
  4. Step 4: Simplify right side
    147,947.25x = 9,490,986,870.14
  5. Step 5: Solve for x
    x = 9,490,986,870.14/147,947.25
  6. Step 6: Final answer
    x = 64,151.16

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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.