Home / 112,800.30-169,200.45-93,101.10

Finding the Fourth Proportional to 112,800.30, 169,200.45 and 93,101.10

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Solution

The fourth proportional to 112,800.30, 169,200.45 and 93,101.10 is: 139,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,800.30 : 169,200.45 = 93,101.10 : x
  2. Step 2: Convert to fraction form
    112,800.30/169,200.45 = 93,101.10/x
  3. Step 3: Cross multiply
    112,800.30x = 169,200.45 × 93,101.10
  4. Step 4: Simplify right side
    112,800.30x = 15,752,748,015.50
  5. Step 5: Solve for x
    x = 15,752,748,015.50/112,800.30
  6. Step 6: Final answer
    x = 139,651.65

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1.5x scale

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.