Home / 97,223.29-134,230.06-79,360.76

Finding the Fourth Proportional to 97,223.29, 134,230.06 and 79,360.76

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Solution

The fourth proportional to 97,223.29, 134,230.06 and 79,360.76 is: 109,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,223.29 : 134,230.06 = 79,360.76 : x
  2. Step 2: Convert to fraction form
    97,223.29/134,230.06 = 79,360.76/x
  3. Step 3: Cross multiply
    97,223.29x = 134,230.06 × 79,360.76
  4. Step 4: Simplify right side
    97,223.29x = 10,652,600,011.22
  5. Step 5: Solve for x
    x = 10,652,600,011.22/97,223.29
  6. Step 6: Final answer
    x = 109,568.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.