Home / 61,521.90-92,210.85-28,245.18

Finding the Fourth Proportional to 61,521.90, 92,210.85 and 28,245.18

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Solution

The fourth proportional to 61,521.90, 92,210.85 and 28,245.18 is: 42,334.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,521.90 : 92,210.85 = 28,245.18 : x
  2. Step 2: Convert to fraction form
    61,521.90/92,210.85 = 28,245.18/x
  3. Step 3: Cross multiply
    61,521.90x = 92,210.85 × 28,245.18
  4. Step 4: Simplify right side
    61,521.90x = 2,604,512,056.20
  5. Step 5: Solve for x
    x = 2,604,512,056.20/61,521.90
  6. Step 6: Final answer
    x = 42,334.71

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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.