Home / 238,724.95-358,245.17-112,401.32

Finding the Fourth Proportional to 238,724.95, 358,245.17 and 112,401.32

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Solution

The fourth proportional to 238,724.95, 358,245.17 and 112,401.32 is: 168,676.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,724.95 : 358,245.17 = 112,401.32 : x
  2. Step 2: Convert to fraction form
    238,724.95/358,245.17 = 112,401.32/x
  3. Step 3: Cross multiply
    238,724.95x = 358,245.17 × 112,401.32
  4. Step 4: Simplify right side
    238,724.95x = 40,267,228,200.40
  5. Step 5: Solve for x
    x = 40,267,228,200.40/238,724.95
  6. Step 6: Final answer
    x = 168,676.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.