Home / 147,928.23-221,948.27-88,805.12

Finding the Fourth Proportional to 147,928.23, 221,948.27 and 88,805.12

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Solution

The fourth proportional to 147,928.23, 221,948.27 and 88,805.12 is: 133,241.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,928.23 : 221,948.27 = 88,805.12 : x
  2. Step 2: Convert to fraction form
    147,928.23/221,948.27 = 88,805.12/x
  3. Step 3: Cross multiply
    147,928.23x = 221,948.27 × 88,805.12
  4. Step 4: Simplify right side
    147,928.23x = 19,710,141,197.38
  5. Step 5: Solve for x
    x = 19,710,141,197.38/147,928.23
  6. Step 6: Final answer
    x = 133,241.24

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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.