Home / 76,549.42-114,836.01-39,089.23

Finding the Fourth Proportional to 76,549.42, 114,836.01 and 39,089.23

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Solution

The fourth proportional to 76,549.42, 114,836.01 and 39,089.23 is: 58,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,549.42 : 114,836.01 = 39,089.23 : x
  2. Step 2: Convert to fraction form
    76,549.42/114,836.01 = 39,089.23/x
  3. Step 3: Cross multiply
    76,549.42x = 114,836.01 × 39,089.23
  4. Step 4: Simplify right side
    76,549.42x = 4,488,851,207.17
  5. Step 5: Solve for x
    x = 4,488,851,207.17/76,549.42
  6. Step 6: Final answer
    x = 58,639.91

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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.