Home / 238,350.51-357,528.77-69,874.22

Finding the Fourth Proportional to 238,350.51, 357,528.77 and 69,874.22

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Solution

The fourth proportional to 238,350.51, 357,528.77 and 69,874.22 is: 104,812.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,350.51 : 357,528.77 = 69,874.22 : x
  2. Step 2: Convert to fraction form
    238,350.51/357,528.77 = 69,874.22/x
  3. Step 3: Cross multiply
    238,350.51x = 357,528.77 × 69,874.22
  4. Step 4: Simplify right side
    238,350.51x = 24,982,043,931.31
  5. Step 5: Solve for x
    x = 24,982,043,931.31/238,350.51
  6. Step 6: Final answer
    x = 104,812.21

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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.