Home / 113,263.74-156,304.35-62,279.67

Finding the Fourth Proportional to 113,263.74, 156,304.35 and 62,279.67

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Solution

The fourth proportional to 113,263.74, 156,304.35 and 62,279.67 is: 85,946.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,263.74 : 156,304.35 = 62,279.67 : x
  2. Step 2: Convert to fraction form
    113,263.74/156,304.35 = 62,279.67/x
  3. Step 3: Cross multiply
    113,263.74x = 156,304.35 × 62,279.67
  4. Step 4: Simplify right side
    113,263.74x = 9,734,583,337.56
  5. Step 5: Solve for x
    x = 9,734,583,337.56/113,263.74
  6. Step 6: Final answer
    x = 85,946.16

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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.