Home / 97,542.74-146,319.22-30,988.10

Finding the Fourth Proportional to 97,542.74, 146,319.22 and 30,988.10

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Solution

The fourth proportional to 97,542.74, 146,319.22 and 30,988.10 is: 46,483.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,542.74 : 146,319.22 = 30,988.10 : x
  2. Step 2: Convert to fraction form
    97,542.74/146,319.22 = 30,988.10/x
  3. Step 3: Cross multiply
    97,542.74x = 146,319.22 × 30,988.10
  4. Step 4: Simplify right side
    97,542.74x = 4,534,154,621.28
  5. Step 5: Solve for x
    x = 4,534,154,621.28/97,542.74
  6. Step 6: Final answer
    x = 46,483.77

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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.