Home / 97,813.37-146,663.79-52,164.76

Finding the Fourth Proportional to 97,813.37, 146,663.79 and 52,164.76

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Solution

The fourth proportional to 97,813.37, 146,663.79 and 52,164.76 is: 78,217.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,813.37 : 146,663.79 = 52,164.76 : x
  2. Step 2: Convert to fraction form
    97,813.37/146,663.79 = 52,164.76/x
  3. Step 3: Cross multiply
    97,813.37x = 146,663.79 × 52,164.76
  4. Step 4: Simplify right side
    97,813.37x = 7,650,681,265.47
  5. Step 5: Solve for x
    x = 7,650,681,265.47/97,813.37
  6. Step 6: Final answer
    x = 78,217.13

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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.