Home / 112,053.81-154,629.74-61,065.46

Finding the Fourth Proportional to 112,053.81, 154,629.74 and 61,065.46

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Solution

The fourth proportional to 112,053.81, 154,629.74 and 61,065.46 is: 84,267.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,053.81 : 154,629.74 = 61,065.46 : x
  2. Step 2: Convert to fraction form
    112,053.81/154,629.74 = 61,065.46/x
  3. Step 3: Cross multiply
    112,053.81x = 154,629.74 × 61,065.46
  4. Step 4: Simplify right side
    112,053.81x = 9,442,536,548.73
  5. Step 5: Solve for x
    x = 9,442,536,548.73/112,053.81
  6. Step 6: Final answer
    x = 84,267.87

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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.