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Finding the Fourth Proportional to 146,029.86, 201,482.91 and 85,568.04

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Solution

The fourth proportional to 146,029.86, 201,482.91 and 85,568.04 is: 118,061.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,029.86 : 201,482.91 = 85,568.04 : x
  2. Step 2: Convert to fraction form
    146,029.86/201,482.91 = 85,568.04/x
  3. Step 3: Cross multiply
    146,029.86x = 201,482.91 × 85,568.04
  4. Step 4: Simplify right side
    146,029.86x = 17,240,497,702.20
  5. Step 5: Solve for x
    x = 17,240,497,702.20/146,029.86
  6. Step 6: Final answer
    x = 118,061.45

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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.