Home / 60,600.08-90,941.65-21,157.18

Finding the Fourth Proportional to 60,600.08, 90,941.65 and 21,157.18

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Solution

The fourth proportional to 60,600.08, 90,941.65 and 21,157.18 is: 31,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,600.08 : 90,941.65 = 21,157.18 : x
  2. Step 2: Convert to fraction form
    60,600.08/90,941.65 = 21,157.18/x
  3. Step 3: Cross multiply
    60,600.08x = 90,941.65 × 21,157.18
  4. Step 4: Simplify right side
    60,600.08x = 1,924,068,578.30
  5. Step 5: Solve for x
    x = 1,924,068,578.30/60,600.08
  6. Step 6: Final answer
    x = 31,750.26

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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.