Home / 112,266.29-154,932.05-61,282.46

Finding the Fourth Proportional to 112,266.29, 154,932.05 and 61,282.46

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Solution

The fourth proportional to 112,266.29, 154,932.05 and 61,282.46 is: 84,572.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,266.29 : 154,932.05 = 61,282.46 : x
  2. Step 2: Convert to fraction form
    112,266.29/154,932.05 = 61,282.46/x
  3. Step 3: Cross multiply
    112,266.29x = 154,932.05 × 61,282.46
  4. Step 4: Simplify right side
    112,266.29x = 9,494,616,771.67
  5. Step 5: Solve for x
    x = 9,494,616,771.67/112,266.29
  6. Step 6: Final answer
    x = 84,572.29

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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.