Home / 170,124.72-234,756.84-98,509.59

Finding the Fourth Proportional to 170,124.72, 234,756.84 and 98,509.59

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Solution

The fourth proportional to 170,124.72, 234,756.84 and 98,509.59 is: 135,934.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,124.72 : 234,756.84 = 98,509.59 : x
  2. Step 2: Convert to fraction form
    170,124.72/234,756.84 = 98,509.59/x
  3. Step 3: Cross multiply
    170,124.72x = 234,756.84 × 98,509.59
  4. Step 4: Simplify right side
    170,124.72x = 23,125,800,058.10
  5. Step 5: Solve for x
    x = 23,125,800,058.10/170,124.72
  6. Step 6: Final answer
    x = 135,934.39

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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.