Home / 170,491.44-235,291.02-98,870.85

Finding the Fourth Proportional to 170,491.44, 235,291.02 and 98,870.85

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Solution

The fourth proportional to 170,491.44, 235,291.02 and 98,870.85 is: 136,449.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,491.44 : 235,291.02 = 98,870.85 : x
  2. Step 2: Convert to fraction form
    170,491.44/235,291.02 = 98,870.85/x
  3. Step 3: Cross multiply
    170,491.44x = 235,291.02 × 98,870.85
  4. Step 4: Simplify right side
    170,491.44x = 23,263,423,144.77
  5. Step 5: Solve for x
    x = 23,263,423,144.77/170,491.44
  6. Step 6: Final answer
    x = 136,449.21

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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.