Home / 231,207.12-346,810.68-64,995.12

Finding the Fourth Proportional to 231,207.12, 346,810.68 and 64,995.12

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Solution

The fourth proportional to 231,207.12, 346,810.68 and 64,995.12 is: 97,492.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,207.12 : 346,810.68 = 64,995.12 : x
  2. Step 2: Convert to fraction form
    231,207.12/346,810.68 = 64,995.12/x
  3. Step 3: Cross multiply
    231,207.12x = 346,810.68 × 64,995.12
  4. Step 4: Simplify right side
    231,207.12x = 22,541,001,763.88
  5. Step 5: Solve for x
    x = 22,541,001,763.88/231,207.12
  6. Step 6: Final answer
    x = 97,492.68

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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.