Home / 152,268.59-228,386.47-39,960.06

Finding the Fourth Proportional to 152,268.59, 228,386.47 and 39,960.06

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Solution

The fourth proportional to 152,268.59, 228,386.47 and 39,960.06 is: 59,935.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,268.59 : 228,386.47 = 39,960.06 : x
  2. Step 2: Convert to fraction form
    152,268.59/228,386.47 = 39,960.06/x
  3. Step 3: Cross multiply
    152,268.59x = 228,386.47 × 39,960.06
  4. Step 4: Simplify right side
    152,268.59x = 9,126,337,044.39
  5. Step 5: Solve for x
    x = 9,126,337,044.39/152,268.59
  6. Step 6: Final answer
    x = 59,935.78

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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.