Home / 97,313.60-145,957.85-30,760.46

Finding the Fourth Proportional to 97,313.60, 145,957.85 and 30,760.46

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Solution

The fourth proportional to 97,313.60, 145,957.85 and 30,760.46 is: 46,136.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,313.60 : 145,957.85 = 30,760.46 : x
  2. Step 2: Convert to fraction form
    97,313.60/145,957.85 = 30,760.46/x
  3. Step 3: Cross multiply
    97,313.60x = 145,957.85 × 30,760.46
  4. Step 4: Simplify right side
    97,313.60x = 4,489,730,606.61
  5. Step 5: Solve for x
    x = 4,489,730,606.61/97,313.60
  6. Step 6: Final answer
    x = 46,136.72

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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.