Home / 252,263.07-348,125.75-137,540.77

Finding the Fourth Proportional to 252,263.07, 348,125.75 and 137,540.77

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Solution

The fourth proportional to 252,263.07, 348,125.75 and 137,540.77 is: 189,807.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,263.07 : 348,125.75 = 137,540.77 : x
  2. Step 2: Convert to fraction form
    252,263.07/348,125.75 = 137,540.77/x
  3. Step 3: Cross multiply
    252,263.07x = 348,125.75 × 137,540.77
  4. Step 4: Simplify right side
    252,263.07x = 47,881,483,711.83
  5. Step 5: Solve for x
    x = 47,881,483,711.83/252,263.07
  6. Step 6: Final answer
    x = 189,807.74

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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.