Home / 255,634.56-352,545.48-160,149.60

Finding the Fourth Proportional to 255,634.56, 352,545.48 and 160,149.60

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Solution

The fourth proportional to 255,634.56, 352,545.48 and 160,149.60 is: 220,862.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,634.56 : 352,545.48 = 160,149.60 : x
  2. Step 2: Convert to fraction form
    255,634.56/352,545.48 = 160,149.60/x
  3. Step 3: Cross multiply
    255,634.56x = 352,545.48 × 160,149.60
  4. Step 4: Simplify right side
    255,634.56x = 56,460,017,603.81
  5. Step 5: Solve for x
    x = 56,460,017,603.81/255,634.56
  6. Step 6: Final answer
    x = 220,862.22

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1.5x scale

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.