Home / 74,184.58-111,178.45-64,277.47

Finding the Fourth Proportional to 74,184.58, 111,178.45 and 64,277.47

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Solution

The fourth proportional to 74,184.58, 111,178.45 and 64,277.47 is: 96,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,184.58 : 111,178.45 = 64,277.47 : x
  2. Step 2: Convert to fraction form
    74,184.58/111,178.45 = 64,277.47/x
  3. Step 3: Cross multiply
    74,184.58x = 111,178.45 × 64,277.47
  4. Step 4: Simplify right side
    74,184.58x = 7,146,269,484.52
  5. Step 5: Solve for x
    x = 7,146,269,484.52/74,184.58
  6. Step 6: Final answer
    x = 96,330.93

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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.