Home / 112,962.76-169,445.36-34,077.67

Finding the Fourth Proportional to 112,962.76, 169,445.36 and 34,077.67

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Solution

The fourth proportional to 112,962.76, 169,445.36 and 34,077.67 is: 51,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,962.76 : 169,445.36 = 34,077.67 : x
  2. Step 2: Convert to fraction form
    112,962.76/169,445.36 = 34,077.67/x
  3. Step 3: Cross multiply
    112,962.76x = 169,445.36 × 34,077.67
  4. Step 4: Simplify right side
    112,962.76x = 5,774,303,061.11
  5. Step 5: Solve for x
    x = 5,774,303,061.11/112,962.76
  6. Step 6: Final answer
    x = 51,116.87

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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.