Home / 170,697.12-256,042.20-52,365.84

Finding the Fourth Proportional to 170,697.12, 256,042.20 and 52,365.84

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Solution

The fourth proportional to 170,697.12, 256,042.20 and 52,365.84 is: 78,547.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,697.12 : 256,042.20 = 52,365.84 : x
  2. Step 2: Convert to fraction form
    170,697.12/256,042.20 = 52,365.84/x
  3. Step 3: Cross multiply
    170,697.12x = 256,042.20 × 52,365.84
  4. Step 4: Simplify right side
    170,697.12x = 13,407,864,878.45
  5. Step 5: Solve for x
    x = 13,407,864,878.45/170,697.12
  6. Step 6: Final answer
    x = 78,547.69

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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.