Home / 112,244.79-154,924.29-64,525.80

Finding the Fourth Proportional to 112,244.79, 154,924.29 and 64,525.80

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Solution

The fourth proportional to 112,244.79, 154,924.29 and 64,525.80 is: 89,060.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,244.79 : 154,924.29 = 64,525.80 : x
  2. Step 2: Convert to fraction form
    112,244.79/154,924.29 = 64,525.80/x
  3. Step 3: Cross multiply
    112,244.79x = 154,924.29 × 64,525.80
  4. Step 4: Simplify right side
    112,244.79x = 9,996,613,751.68
  5. Step 5: Solve for x
    x = 9,996,613,751.68/112,244.79
  6. Step 6: Final answer
    x = 89,060.83

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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.