Home / 112,206.12-154,851.12-64,458.24

Finding the Fourth Proportional to 112,206.12, 154,851.12 and 64,458.24

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Solution

The fourth proportional to 112,206.12, 154,851.12 and 64,458.24 is: 88,956.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,206.12 : 154,851.12 = 64,458.24 : x
  2. Step 2: Convert to fraction form
    112,206.12/154,851.12 = 64,458.24/x
  3. Step 3: Cross multiply
    112,206.12x = 154,851.12 × 64,458.24
  4. Step 4: Simplify right side
    112,206.12x = 9,981,430,657.23
  5. Step 5: Solve for x
    x = 9,981,430,657.23/112,206.12
  6. Step 6: Final answer
    x = 88,956.21

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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.