Home / 170,442.97-235,210.87-93,961.45

Finding the Fourth Proportional to 170,442.97, 235,210.87 and 93,961.45

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Solution

The fourth proportional to 170,442.97, 235,210.87 and 93,961.45 is: 129,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,442.97 : 235,210.87 = 93,961.45 : x
  2. Step 2: Convert to fraction form
    170,442.97/235,210.87 = 93,961.45/x
  3. Step 3: Cross multiply
    170,442.97x = 235,210.87 × 93,961.45
  4. Step 4: Simplify right side
    170,442.97x = 22,100,754,812.43
  5. Step 5: Solve for x
    x = 22,100,754,812.43/170,442.97
  6. Step 6: Final answer
    x = 129,666.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.