Home / 58,065.64-86,878.24-34,385.90

Finding the Fourth Proportional to 58,065.64, 86,878.24 and 34,385.90

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Solution

The fourth proportional to 58,065.64, 86,878.24 and 34,385.90 is: 51,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,065.64 : 86,878.24 = 34,385.90 : x
  2. Step 2: Convert to fraction form
    58,065.64/86,878.24 = 34,385.90/x
  3. Step 3: Cross multiply
    58,065.64x = 86,878.24 × 34,385.90
  4. Step 4: Simplify right side
    58,065.64x = 2,987,385,952.46
  5. Step 5: Solve for x
    x = 2,987,385,952.46/58,065.64
  6. Step 6: Final answer
    x = 51,448.43

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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.