Home / 133,014.65-183,559.97-72,585.35

Finding the Fourth Proportional to 133,014.65, 183,559.97 and 72,585.35

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Solution

The fourth proportional to 133,014.65, 183,559.97 and 72,585.35 is: 100,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,014.65 : 183,559.97 = 72,585.35 : x
  2. Step 2: Convert to fraction form
    133,014.65/183,559.97 = 72,585.35/x
  3. Step 3: Cross multiply
    133,014.65x = 183,559.97 × 72,585.35
  4. Step 4: Simplify right side
    133,014.65x = 13,323,763,387.71
  5. Step 5: Solve for x
    x = 13,323,763,387.71/133,014.65
  6. Step 6: Final answer
    x = 100,167.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.