Home / 147,557.70-221,392.44-88,435.80

Finding the Fourth Proportional to 147,557.70, 221,392.44 and 88,435.80

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Solution

The fourth proportional to 147,557.70, 221,392.44 and 88,435.80 is: 132,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,557.70 : 221,392.44 = 88,435.80 : x
  2. Step 2: Convert to fraction form
    147,557.70/221,392.44 = 88,435.80/x
  3. Step 3: Cross multiply
    147,557.70x = 221,392.44 × 88,435.80
  4. Step 4: Simplify right side
    147,557.70x = 19,579,017,545.35
  5. Step 5: Solve for x
    x = 19,579,017,545.35/147,557.70
  6. Step 6: Final answer
    x = 132,687.20

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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.