Home / 170,693.16-255,955.50-52,335.96

Finding the Fourth Proportional to 170,693.16, 255,955.50 and 52,335.96

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Solution

The fourth proportional to 170,693.16, 255,955.50 and 52,335.96 is: 78,478.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,693.16 : 255,955.50 = 52,335.96 : x
  2. Step 2: Convert to fraction form
    170,693.16/255,955.50 = 52,335.96/x
  3. Step 3: Cross multiply
    170,693.16x = 255,955.50 × 52,335.96
  4. Step 4: Simplify right side
    170,693.16x = 13,395,676,809.78
  5. Step 5: Solve for x
    x = 13,395,676,809.78/170,693.16
  6. Step 6: Final answer
    x = 78,478.11

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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.