Home / 58,038.35-87,159.63-57,207.29

Finding the Fourth Proportional to 58,038.35, 87,159.63 and 57,207.29

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Solution

The fourth proportional to 58,038.35, 87,159.63 and 57,207.29 is: 85,911.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,038.35 : 87,159.63 = 57,207.29 : x
  2. Step 2: Convert to fraction form
    58,038.35/87,159.63 = 57,207.29/x
  3. Step 3: Cross multiply
    58,038.35x = 87,159.63 × 57,207.29
  4. Step 4: Simplify right side
    58,038.35x = 4,986,166,229.70
  5. Step 5: Solve for x
    x = 4,986,166,229.70/58,038.35
  6. Step 6: Final answer
    x = 85,911.58

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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.