Home / 158,752.16-219,077.69-90,770.41

Finding the Fourth Proportional to 158,752.16, 219,077.69 and 90,770.41

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Solution

The fourth proportional to 158,752.16, 219,077.69 and 90,770.41 is: 125,263.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,752.16 : 219,077.69 = 90,770.41 : x
  2. Step 2: Convert to fraction form
    158,752.16/219,077.69 = 90,770.41/x
  3. Step 3: Cross multiply
    158,752.16x = 219,077.69 × 90,770.41
  4. Step 4: Simplify right side
    158,752.16x = 19,885,771,743.15
  5. Step 5: Solve for x
    x = 19,885,771,743.15/158,752.16
  6. Step 6: Final answer
    x = 125,263.00

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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.