Home / 129,316.92-193,988.88-35,822.67

Finding the Fourth Proportional to 129,316.92, 193,988.88 and 35,822.67

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Solution

The fourth proportional to 129,316.92, 193,988.88 and 35,822.67 is: 53,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,316.92 : 193,988.88 = 35,822.67 : x
  2. Step 2: Convert to fraction form
    129,316.92/193,988.88 = 35,822.67/x
  3. Step 3: Cross multiply
    129,316.92x = 193,988.88 × 35,822.67
  4. Step 4: Simplify right side
    129,316.92x = 6,949,199,631.91
  5. Step 5: Solve for x
    x = 6,949,199,631.91/129,316.92
  6. Step 6: Final answer
    x = 53,737.74

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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.