Home / 64,836.78-97,271.56-18,089.62

Finding the Fourth Proportional to 64,836.78, 97,271.56 and 18,089.62

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Solution

The fourth proportional to 64,836.78, 97,271.56 and 18,089.62 is: 27,139.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,836.78 : 97,271.56 = 18,089.62 : x
  2. Step 2: Convert to fraction form
    64,836.78/97,271.56 = 18,089.62/x
  3. Step 3: Cross multiply
    64,836.78x = 97,271.56 × 18,089.62
  4. Step 4: Simplify right side
    64,836.78x = 1,759,605,557.21
  5. Step 5: Solve for x
    x = 1,759,605,557.21/64,836.78
  6. Step 6: Final answer
    x = 27,139.00

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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.