Home / 111,567.17-167,356.13-36,685.65

Finding the Fourth Proportional to 111,567.17, 167,356.13 and 36,685.65

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Solution

The fourth proportional to 111,567.17, 167,356.13 and 36,685.65 is: 55,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,567.17 : 167,356.13 = 36,685.65 : x
  2. Step 2: Convert to fraction form
    111,567.17/167,356.13 = 36,685.65/x
  3. Step 3: Cross multiply
    111,567.17x = 167,356.13 × 36,685.65
  4. Step 4: Simplify right side
    111,567.17x = 6,139,569,061.05
  5. Step 5: Solve for x
    x = 6,139,569,061.05/111,567.17
  6. Step 6: Final answer
    x = 55,030.25

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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.