Home / 112,071.41-154,658.67-61,084.19

Finding the Fourth Proportional to 112,071.41, 154,658.67 and 61,084.19

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Solution

The fourth proportional to 112,071.41, 154,658.67 and 61,084.19 is: 84,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,071.41 : 154,658.67 = 61,084.19 : x
  2. Step 2: Convert to fraction form
    112,071.41/154,658.67 = 61,084.19/x
  3. Step 3: Cross multiply
    112,071.41x = 154,658.67 × 61,084.19
  4. Step 4: Simplify right side
    112,071.41x = 9,447,198,810.13
  5. Step 5: Solve for x
    x = 9,447,198,810.13/112,071.41
  6. Step 6: Final answer
    x = 84,296.24

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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.