Home / 76,041.02-104,887.20-48,773.95

Finding the Fourth Proportional to 76,041.02, 104,887.20 and 48,773.95

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Solution

The fourth proportional to 76,041.02, 104,887.20 and 48,773.95 is: 67,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,041.02 : 104,887.20 = 48,773.95 : x
  2. Step 2: Convert to fraction form
    76,041.02/104,887.20 = 48,773.95/x
  3. Step 3: Cross multiply
    76,041.02x = 104,887.20 × 48,773.95
  4. Step 4: Simplify right side
    76,041.02x = 5,115,762,969.12
  5. Step 5: Solve for x
    x = 5,115,762,969.12/76,041.02
  6. Step 6: Final answer
    x = 67,276.36

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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.