Home / 140,466.13-210,699.39-57,360.13

Finding the Fourth Proportional to 140,466.13, 210,699.39 and 57,360.13

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Solution

The fourth proportional to 140,466.13, 210,699.39 and 57,360.13 is: 86,040.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,466.13 : 210,699.39 = 57,360.13 : x
  2. Step 2: Convert to fraction form
    140,466.13/210,699.39 = 57,360.13/x
  3. Step 3: Cross multiply
    140,466.13x = 210,699.39 × 57,360.13
  4. Step 4: Simplify right side
    140,466.13x = 12,085,744,401.32
  5. Step 5: Solve for x
    x = 12,085,744,401.32/140,466.13
  6. Step 6: Final answer
    x = 86,040.27

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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.