Home / 64,979.28-97,448.76-23,420.88

Finding the Fourth Proportional to 64,979.28, 97,448.76 and 23,420.88

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Solution

The fourth proportional to 64,979.28, 97,448.76 and 23,420.88 is: 35,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,979.28 : 97,448.76 = 23,420.88 : x
  2. Step 2: Convert to fraction form
    64,979.28/97,448.76 = 23,420.88/x
  3. Step 3: Cross multiply
    64,979.28x = 97,448.76 × 23,420.88
  4. Step 4: Simplify right side
    64,979.28x = 2,282,335,714.11
  5. Step 5: Solve for x
    x = 2,282,335,714.11/64,979.28
  6. Step 6: Final answer
    x = 35,124.05

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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.