Home / 57,728.34-86,466.15-34,303.14

Finding the Fourth Proportional to 57,728.34, 86,466.15 and 34,303.14

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Solution

The fourth proportional to 57,728.34, 86,466.15 and 34,303.14 is: 51,379.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,728.34 : 86,466.15 = 34,303.14 : x
  2. Step 2: Convert to fraction form
    57,728.34/86,466.15 = 34,303.14/x
  3. Step 3: Cross multiply
    57,728.34x = 86,466.15 × 34,303.14
  4. Step 4: Simplify right side
    57,728.34x = 2,966,060,448.71
  5. Step 5: Solve for x
    x = 2,966,060,448.71/57,728.34
  6. Step 6: Final answer
    x = 51,379.62

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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.