Home / 154,921.09-232,386.35-48,308.89

Finding the Fourth Proportional to 154,921.09, 232,386.35 and 48,308.89

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Solution

The fourth proportional to 154,921.09, 232,386.35 and 48,308.89 is: 72,464.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,921.09 : 232,386.35 = 48,308.89 : x
  2. Step 2: Convert to fraction form
    154,921.09/232,386.35 = 48,308.89/x
  3. Step 3: Cross multiply
    154,921.09x = 232,386.35 × 48,308.89
  4. Step 4: Simplify right side
    154,921.09x = 11,226,326,619.65
  5. Step 5: Solve for x
    x = 11,226,326,619.65/154,921.09
  6. Step 6: Final answer
    x = 72,464.81

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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.