Home / 143,317.60-214,976.40-117,948.40

Finding the Fourth Proportional to 143,317.60, 214,976.40 and 117,948.40

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Solution

The fourth proportional to 143,317.60, 214,976.40 and 117,948.40 is: 176,922.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,317.60 : 214,976.40 = 117,948.40 : x
  2. Step 2: Convert to fraction form
    143,317.60/214,976.40 = 117,948.40/x
  3. Step 3: Cross multiply
    143,317.60x = 214,976.40 × 117,948.40
  4. Step 4: Simplify right side
    143,317.60x = 25,356,122,417.76
  5. Step 5: Solve for x
    x = 25,356,122,417.76/143,317.60
  6. Step 6: Final answer
    x = 176,922.60

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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.