Home / 220,901.37-304,829.39-130,252.95

Finding the Fourth Proportional to 220,901.37, 304,829.39 and 130,252.95

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Solution

The fourth proportional to 220,901.37, 304,829.39 and 130,252.95 is: 179,740.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,901.37 : 304,829.39 = 130,252.95 : x
  2. Step 2: Convert to fraction form
    220,901.37/304,829.39 = 130,252.95/x
  3. Step 3: Cross multiply
    220,901.37x = 304,829.39 × 130,252.95
  4. Step 4: Simplify right side
    220,901.37x = 39,704,927,294.20
  5. Step 5: Solve for x
    x = 39,704,927,294.20/220,901.37
  6. Step 6: Final answer
    x = 179,740.52

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1.5x scale

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.