Home / 170,983.47-256,463.06-52,642.47

Finding the Fourth Proportional to 170,983.47, 256,463.06 and 52,642.47

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Solution

The fourth proportional to 170,983.47, 256,463.06 and 52,642.47 is: 78,959.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,983.47 : 256,463.06 = 52,642.47 : x
  2. Step 2: Convert to fraction form
    170,983.47/256,463.06 = 52,642.47/x
  3. Step 3: Cross multiply
    170,983.47x = 256,463.06 × 52,642.47
  4. Step 4: Simplify right side
    170,983.47x = 13,500,848,678.95
  5. Step 5: Solve for x
    x = 13,500,848,678.95/170,983.47
  6. Step 6: Final answer
    x = 78,959.96

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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.