Home / 113,063.10-156,027.36-62,079.12

Finding the Fourth Proportional to 113,063.10, 156,027.36 and 62,079.12

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Solution

The fourth proportional to 113,063.10, 156,027.36 and 62,079.12 is: 85,669.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,063.10 : 156,027.36 = 62,079.12 : x
  2. Step 2: Convert to fraction form
    113,063.10/156,027.36 = 62,079.12/x
  3. Step 3: Cross multiply
    113,063.10x = 156,027.36 × 62,079.12
  4. Step 4: Simplify right side
    113,063.10x = 9,686,041,204.72
  5. Step 5: Solve for x
    x = 9,686,041,204.72/113,063.10
  6. Step 6: Final answer
    x = 85,669.34

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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.