Home / 151,243.40-208,452.18-110,871.32

Finding the Fourth Proportional to 151,243.40, 208,452.18 and 110,871.32

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Solution

The fourth proportional to 151,243.40, 208,452.18 and 110,871.32 is: 152,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,243.40 : 208,452.18 = 110,871.32 : x
  2. Step 2: Convert to fraction form
    151,243.40/208,452.18 = 110,871.32/x
  3. Step 3: Cross multiply
    151,243.40x = 208,452.18 × 110,871.32
  4. Step 4: Simplify right side
    151,243.40x = 23,111,368,353.48
  5. Step 5: Solve for x
    x = 23,111,368,353.48/151,243.40
  6. Step 6: Final answer
    x = 152,809.10

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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.