Home / 64,891.84-97,332.90-18,148.36

Finding the Fourth Proportional to 64,891.84, 97,332.90 and 18,148.36

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Solution

The fourth proportional to 64,891.84, 97,332.90 and 18,148.36 is: 27,221.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,891.84 : 97,332.90 = 18,148.36 : x
  2. Step 2: Convert to fraction form
    64,891.84/97,332.90 = 18,148.36/x
  3. Step 3: Cross multiply
    64,891.84x = 97,332.90 × 18,148.36
  4. Step 4: Simplify right side
    64,891.84x = 1,766,432,509.04
  5. Step 5: Solve for x
    x = 1,766,432,509.04/64,891.84
  6. Step 6: Final answer
    x = 27,221.18

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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.