Home / 124,672.23-172,052.24-70,961.67

Finding the Fourth Proportional to 124,672.23, 172,052.24 and 70,961.67

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Solution

The fourth proportional to 124,672.23, 172,052.24 and 70,961.67 is: 97,929.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,672.23 : 172,052.24 = 70,961.67 : x
  2. Step 2: Convert to fraction form
    124,672.23/172,052.24 = 70,961.67/x
  3. Step 3: Cross multiply
    124,672.23x = 172,052.24 × 70,961.67
  4. Step 4: Simplify right side
    124,672.23x = 12,209,113,922.83
  5. Step 5: Solve for x
    x = 12,209,113,922.83/124,672.23
  6. Step 6: Final answer
    x = 97,929.70

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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.