Home / 170,488.94-235,287.56-98,868.34

Finding the Fourth Proportional to 170,488.94, 235,287.56 and 98,868.34

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Solution

The fourth proportional to 170,488.94, 235,287.56 and 98,868.34 is: 136,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,488.94 : 235,287.56 = 98,868.34 : x
  2. Step 2: Convert to fraction form
    170,488.94/235,287.56 = 98,868.34/x
  3. Step 3: Cross multiply
    170,488.94x = 235,287.56 × 98,868.34
  4. Step 4: Simplify right side
    170,488.94x = 23,262,490,479.85
  5. Step 5: Solve for x
    x = 23,262,490,479.85/170,488.94
  6. Step 6: Final answer
    x = 136,445.75

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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.