Home / 143,123.60-214,685.40-110,010.80

Finding the Fourth Proportional to 143,123.60, 214,685.40 and 110,010.80

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Solution

The fourth proportional to 143,123.60, 214,685.40 and 110,010.80 is: 165,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,123.60 : 214,685.40 = 110,010.80 : x
  2. Step 2: Convert to fraction form
    143,123.60/214,685.40 = 110,010.80/x
  3. Step 3: Cross multiply
    143,123.60x = 214,685.40 × 110,010.80
  4. Step 4: Simplify right side
    143,123.60x = 23,617,712,602.32
  5. Step 5: Solve for x
    x = 23,617,712,602.32/143,123.60
  6. Step 6: Final answer
    x = 165,016.20

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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.