Home / 268,248.02-402,372.18-99,746.46

Finding the Fourth Proportional to 268,248.02, 402,372.18 and 99,746.46

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Solution

The fourth proportional to 268,248.02, 402,372.18 and 99,746.46 is: 149,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,248.02 : 402,372.18 = 99,746.46 : x
  2. Step 2: Convert to fraction form
    268,248.02/402,372.18 = 99,746.46/x
  3. Step 3: Cross multiply
    268,248.02x = 402,372.18 × 99,746.46
  4. Step 4: Simplify right side
    268,248.02x = 40,135,200,557.48
  5. Step 5: Solve for x
    x = 40,135,200,557.48/268,248.02
  6. Step 6: Final answer
    x = 149,619.75

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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.