Home / 170,558.15-235,374-94,079.57

Finding the Fourth Proportional to 170,558.15, 235,374 and 94,079.57

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Solution

The fourth proportional to 170,558.15, 235,374 and 94,079.57 is: 129,831.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,558.15 : 235,374 = 94,079.57 : x
  2. Step 2: Convert to fraction form
    170,558.15/235,374 = 94,079.57/x
  3. Step 3: Cross multiply
    170,558.15x = 235,374 × 94,079.57
  4. Step 4: Simplify right side
    170,558.15x = 22,143,883,532.31
  5. Step 5: Solve for x
    x = 22,143,883,532.31/170,558.15
  6. Step 6: Final answer
    x = 129,831.87

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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.