Home / 48,327.04-66,712.24-45,300.78

Finding the Fourth Proportional to 48,327.04, 66,712.24 and 45,300.78

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Solution

The fourth proportional to 48,327.04, 66,712.24 and 45,300.78 is: 62,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,327.04 : 66,712.24 = 45,300.78 : x
  2. Step 2: Convert to fraction form
    48,327.04/66,712.24 = 45,300.78/x
  3. Step 3: Cross multiply
    48,327.04x = 66,712.24 × 45,300.78
  4. Step 4: Simplify right side
    48,327.04x = 3,022,116,564.17
  5. Step 5: Solve for x
    x = 3,022,116,564.17/48,327.04
  6. Step 6: Final answer
    x = 62,534.69

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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.