Home / 231,013.60-346,555.28-97,894.40

Finding the Fourth Proportional to 231,013.60, 346,555.28 and 97,894.40

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Solution

The fourth proportional to 231,013.60, 346,555.28 and 97,894.40 is: 146,856.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,013.60 : 346,555.28 = 97,894.40 : x
  2. Step 2: Convert to fraction form
    231,013.60/346,555.28 = 97,894.40/x
  3. Step 3: Cross multiply
    231,013.60x = 346,555.28 × 97,894.40
  4. Step 4: Simplify right side
    231,013.60x = 33,925,821,202.43
  5. Step 5: Solve for x
    x = 33,925,821,202.43/231,013.60
  6. Step 6: Final answer
    x = 146,856.38

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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.