Home / 122,366.16-168,924.63-82,065.18

Finding the Fourth Proportional to 122,366.16, 168,924.63 and 82,065.18

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Solution

The fourth proportional to 122,366.16, 168,924.63 and 82,065.18 is: 113,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,366.16 : 168,924.63 = 82,065.18 : x
  2. Step 2: Convert to fraction form
    122,366.16/168,924.63 = 82,065.18/x
  3. Step 3: Cross multiply
    122,366.16x = 168,924.63 × 82,065.18
  4. Step 4: Simplify right side
    122,366.16x = 13,862,830,167.38
  5. Step 5: Solve for x
    x = 13,862,830,167.38/122,366.16
  6. Step 6: Final answer
    x = 113,289.74

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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.