Home / 113,269.08-156,311.91-62,285.10

Finding the Fourth Proportional to 113,269.08, 156,311.91 and 62,285.10

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Solution

The fourth proportional to 113,269.08, 156,311.91 and 62,285.10 is: 85,953.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,269.08 : 156,311.91 = 62,285.10 : x
  2. Step 2: Convert to fraction form
    113,269.08/156,311.91 = 62,285.10/x
  3. Step 3: Cross multiply
    113,269.08x = 156,311.91 × 62,285.10
  4. Step 4: Simplify right side
    113,269.08x = 9,735,903,238.63
  5. Step 5: Solve for x
    x = 9,735,903,238.63/113,269.08
  6. Step 6: Final answer
    x = 85,953.76

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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.