Home / 64,981.39-97,475.52-18,237.91

Finding the Fourth Proportional to 64,981.39, 97,475.52 and 18,237.91

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Solution

The fourth proportional to 64,981.39, 97,475.52 and 18,237.91 is: 27,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,981.39 : 97,475.52 = 18,237.91 : x
  2. Step 2: Convert to fraction form
    64,981.39/97,475.52 = 18,237.91/x
  3. Step 3: Cross multiply
    64,981.39x = 97,475.52 × 18,237.91
  4. Step 4: Simplify right side
    64,981.39x = 1,777,749,182.40
  5. Step 5: Solve for x
    x = 1,777,749,182.40/64,981.39
  6. Step 6: Final answer
    x = 27,357.82

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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.