Home / 60,552.90-90,837.45-21,122.10

Finding the Fourth Proportional to 60,552.90, 90,837.45 and 21,122.10

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Solution

The fourth proportional to 60,552.90, 90,837.45 and 21,122.10 is: 31,685.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,552.90 : 90,837.45 = 21,122.10 : x
  2. Step 2: Convert to fraction form
    60,552.90/90,837.45 = 21,122.10/x
  3. Step 3: Cross multiply
    60,552.90x = 90,837.45 × 21,122.10
  4. Step 4: Simplify right side
    60,552.90x = 1,918,677,702.65
  5. Step 5: Solve for x
    x = 1,918,677,702.65/60,552.90
  6. Step 6: Final answer
    x = 31,685.98

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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.