Home / 112,512.76-155,267.22-62,211.76

Finding the Fourth Proportional to 112,512.76, 155,267.22 and 62,211.76

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Solution

The fourth proportional to 112,512.76, 155,267.22 and 62,211.76 is: 85,852.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,512.76 : 155,267.22 = 62,211.76 : x
  2. Step 2: Convert to fraction form
    112,512.76/155,267.22 = 62,211.76/x
  3. Step 3: Cross multiply
    112,512.76x = 155,267.22 × 62,211.76
  4. Step 4: Simplify right side
    112,512.76x = 9,659,447,026.51
  5. Step 5: Solve for x
    x = 9,659,447,026.51/112,512.76
  6. Step 6: Final answer
    x = 85,852.01

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1.5x scale

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.