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Finding the Fourth Proportional to 146,158.91, 201,624.86 and 88,782.92

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Solution

The fourth proportional to 146,158.91, 201,624.86 and 88,782.92 is: 122,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,158.91 : 201,624.86 = 88,782.92 : x
  2. Step 2: Convert to fraction form
    146,158.91/201,624.86 = 88,782.92/x
  3. Step 3: Cross multiply
    146,158.91x = 201,624.86 × 88,782.92
  4. Step 4: Simplify right side
    146,158.91x = 17,900,843,371.48
  5. Step 5: Solve for x
    x = 17,900,843,371.48/146,158.91
  6. Step 6: Final answer
    x = 122,475.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.