Home / 96,875.66-145,334.59-40,683.74

Finding the Fourth Proportional to 96,875.66, 145,334.59 and 40,683.74

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Solution

The fourth proportional to 96,875.66, 145,334.59 and 40,683.74 is: 61,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,875.66 : 145,334.59 = 40,683.74 : x
  2. Step 2: Convert to fraction form
    96,875.66/145,334.59 = 40,683.74/x
  3. Step 3: Cross multiply
    96,875.66x = 145,334.59 × 40,683.74
  4. Step 4: Simplify right side
    96,875.66x = 5,912,753,844.18
  5. Step 5: Solve for x
    x = 5,912,753,844.18/96,875.66
  6. Step 6: Final answer
    x = 61,034.46

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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.