Home / 79,306.16-118,921.58-46,036.42

Finding the Fourth Proportional to 79,306.16, 118,921.58 and 46,036.42

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Solution

The fourth proportional to 79,306.16, 118,921.58 and 46,036.42 is: 69,032.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,306.16 : 118,921.58 = 46,036.42 : x
  2. Step 2: Convert to fraction form
    79,306.16/118,921.58 = 46,036.42/x
  3. Step 3: Cross multiply
    79,306.16x = 118,921.58 × 46,036.42
  4. Step 4: Simplify right side
    79,306.16x = 5,474,723,803.94
  5. Step 5: Solve for x
    x = 5,474,723,803.94/79,306.16
  6. Step 6: Final answer
    x = 69,032.77

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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.