Home / 158,895.16-219,313.50-90,951.52

Finding the Fourth Proportional to 158,895.16, 219,313.50 and 90,951.52

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Solution

The fourth proportional to 158,895.16, 219,313.50 and 90,951.52 is: 125,534.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,895.16 : 219,313.50 = 90,951.52 : x
  2. Step 2: Convert to fraction form
    158,895.16/219,313.50 = 90,951.52/x
  3. Step 3: Cross multiply
    158,895.16x = 219,313.50 × 90,951.52
  4. Step 4: Simplify right side
    158,895.16x = 19,946,896,181.52
  5. Step 5: Solve for x
    x = 19,946,896,181.52/158,895.16
  6. Step 6: Final answer
    x = 125,534.95

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1.5x scale

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.