Home / 73,967.04-110,921.40-42,824.16

Finding the Fourth Proportional to 73,967.04, 110,921.40 and 42,824.16

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Solution

The fourth proportional to 73,967.04, 110,921.40 and 42,824.16 is: 64,219.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,967.04 : 110,921.40 = 42,824.16 : x
  2. Step 2: Convert to fraction form
    73,967.04/110,921.40 = 42,824.16/x
  3. Step 3: Cross multiply
    73,967.04x = 110,921.40 × 42,824.16
  4. Step 4: Simplify right side
    73,967.04x = 4,750,115,781.02
  5. Step 5: Solve for x
    x = 4,750,115,781.02/73,967.04
  6. Step 6: Final answer
    x = 64,219.36

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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.