Home / 112,913.92-169,370.95-38,027.81

Finding the Fourth Proportional to 112,913.92, 169,370.95 and 38,027.81

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Solution

The fourth proportional to 112,913.92, 169,370.95 and 38,027.81 is: 57,041.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,913.92 : 169,370.95 = 38,027.81 : x
  2. Step 2: Convert to fraction form
    112,913.92/169,370.95 = 38,027.81/x
  3. Step 3: Cross multiply
    112,913.92x = 169,370.95 × 38,027.81
  4. Step 4: Simplify right side
    112,913.92x = 6,440,805,459.26
  5. Step 5: Solve for x
    x = 6,440,805,459.26/112,913.92
  6. Step 6: Final answer
    x = 57,041.73

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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.