Home / 145,935.55-218,774.13-57,252.70

Finding the Fourth Proportional to 145,935.55, 218,774.13 and 57,252.70

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Solution

The fourth proportional to 145,935.55, 218,774.13 and 57,252.70 is: 85,828.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,935.55 : 218,774.13 = 57,252.70 : x
  2. Step 2: Convert to fraction form
    145,935.55/218,774.13 = 57,252.70/x
  3. Step 3: Cross multiply
    145,935.55x = 218,774.13 × 57,252.70
  4. Step 4: Simplify right side
    145,935.55x = 12,525,409,632.65
  5. Step 5: Solve for x
    x = 12,525,409,632.65/145,935.55
  6. Step 6: Final answer
    x = 85,828.36

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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.