Home / 40,256.80-60,385.02-34,278.01

Finding the Fourth Proportional to 40,256.80, 60,385.02 and 34,278.01

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Solution

The fourth proportional to 40,256.80, 60,385.02 and 34,278.01 is: 51,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,256.80 : 60,385.02 = 34,278.01 : x
  2. Step 2: Convert to fraction form
    40,256.80/60,385.02 = 34,278.01/x
  3. Step 3: Cross multiply
    40,256.80x = 60,385.02 × 34,278.01
  4. Step 4: Simplify right side
    40,256.80x = 2,069,878,319.41
  5. Step 5: Solve for x
    x = 2,069,878,319.41/40,256.80
  6. Step 6: Final answer
    x = 51,416.86

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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.