Home / 170,744.90-256,117.35-100,703.30

Finding the Fourth Proportional to 170,744.90, 256,117.35 and 100,703.30

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Solution

The fourth proportional to 170,744.90, 256,117.35 and 100,703.30 is: 151,054.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,744.90 : 256,117.35 = 100,703.30 : x
  2. Step 2: Convert to fraction form
    170,744.90/256,117.35 = 100,703.30/x
  3. Step 3: Cross multiply
    170,744.90x = 256,117.35 × 100,703.30
  4. Step 4: Simplify right side
    170,744.90x = 25,791,862,332.26
  5. Step 5: Solve for x
    x = 25,791,862,332.26/170,744.90
  6. Step 6: Final answer
    x = 151,054.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.