Home / 48,124.02-66,350.43-31,099.44

Finding the Fourth Proportional to 48,124.02, 66,350.43 and 31,099.44

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Solution

The fourth proportional to 48,124.02, 66,350.43 and 31,099.44 is: 42,877.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,124.02 : 66,350.43 = 31,099.44 : x
  2. Step 2: Convert to fraction form
    48,124.02/66,350.43 = 31,099.44/x
  3. Step 3: Cross multiply
    48,124.02x = 66,350.43 × 31,099.44
  4. Step 4: Simplify right side
    48,124.02x = 2,063,461,216.76
  5. Step 5: Solve for x
    x = 2,063,461,216.76/48,124.02
  6. Step 6: Final answer
    x = 42,877.99

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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.