Home / 112,053.12-154,630.46-61,067.16

Finding the Fourth Proportional to 112,053.12, 154,630.46 and 61,067.16

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Solution

The fourth proportional to 112,053.12, 154,630.46 and 61,067.16 is: 84,271.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,053.12 : 154,630.46 = 61,067.16 : x
  2. Step 2: Convert to fraction form
    112,053.12/154,630.46 = 61,067.16/x
  3. Step 3: Cross multiply
    112,053.12x = 154,630.46 × 61,067.16
  4. Step 4: Simplify right side
    112,053.12x = 9,442,842,736.36
  5. Step 5: Solve for x
    x = 9,442,842,736.36/112,053.12
  6. Step 6: Final answer
    x = 84,271.13

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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.