Home / 113,465.76-156,587.03-62,480.72

Finding the Fourth Proportional to 113,465.76, 156,587.03 and 62,480.72

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Solution

The fourth proportional to 113,465.76, 156,587.03 and 62,480.72 is: 86,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,465.76 : 156,587.03 = 62,480.72 : x
  2. Step 2: Convert to fraction form
    113,465.76/156,587.03 = 62,480.72/x
  3. Step 3: Cross multiply
    113,465.76x = 156,587.03 × 62,480.72
  4. Step 4: Simplify right side
    113,465.76x = 9,783,669,281.72
  5. Step 5: Solve for x
    x = 9,783,669,281.72/113,465.76
  6. Step 6: Final answer
    x = 86,225.74

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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.