Home / 97,854.12-146,829.78-38,732.22

Finding the Fourth Proportional to 97,854.12, 146,829.78 and 38,732.22

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Solution

The fourth proportional to 97,854.12, 146,829.78 and 38,732.22 is: 58,117.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,854.12 : 146,829.78 = 38,732.22 : x
  2. Step 2: Convert to fraction form
    97,854.12/146,829.78 = 38,732.22/x
  3. Step 3: Cross multiply
    97,854.12x = 146,829.78 × 38,732.22
  4. Step 4: Simplify right side
    97,854.12x = 5,687,043,341.51
  5. Step 5: Solve for x
    x = 5,687,043,341.51/97,854.12
  6. Step 6: Final answer
    x = 58,117.57

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1.5x scale

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.