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Finding the Fourth Proportional to 265,555.94, 366,357.47 and 185,030.15

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Solution

The fourth proportional to 265,555.94, 366,357.47 and 185,030.15 is: 255,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,555.94 : 366,357.47 = 185,030.15 : x
  2. Step 2: Convert to fraction form
    265,555.94/366,357.47 = 185,030.15/x
  3. Step 3: Cross multiply
    265,555.94x = 366,357.47 × 185,030.15
  4. Step 4: Simplify right side
    265,555.94x = 67,787,174,870.78
  5. Step 5: Solve for x
    x = 67,787,174,870.78/265,555.94
  6. Step 6: Final answer
    x = 255,265.15

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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.