Home / 157,278.60-236,066.04-104,724.72

Finding the Fourth Proportional to 157,278.60, 236,066.04 and 104,724.72

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Solution

The fourth proportional to 157,278.60, 236,066.04 and 104,724.72 is: 157,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,278.60 : 236,066.04 = 104,724.72 : x
  2. Step 2: Convert to fraction form
    157,278.60/236,066.04 = 104,724.72/x
  3. Step 3: Cross multiply
    157,278.60x = 236,066.04 × 104,724.72
  4. Step 4: Simplify right side
    157,278.60x = 24,721,949,940.51
  5. Step 5: Solve for x
    x = 24,721,949,940.51/157,278.60
  6. Step 6: Final answer
    x = 157,185.72

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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.