Home / 74,885.60-103,350.96-43,055.84

Finding the Fourth Proportional to 74,885.60, 103,350.96 and 43,055.84

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Solution

The fourth proportional to 74,885.60, 103,350.96 and 43,055.84 is: 59,422.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,885.60 : 103,350.96 = 43,055.84 : x
  2. Step 2: Convert to fraction form
    74,885.60/103,350.96 = 43,055.84/x
  3. Step 3: Cross multiply
    74,885.60x = 103,350.96 × 43,055.84
  4. Step 4: Simplify right side
    74,885.60x = 4,449,862,397.61
  5. Step 5: Solve for x
    x = 4,449,862,397.61/74,885.60
  6. Step 6: Final answer
    x = 59,422.14

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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.