Home / 147,903.40-221,876.70-48,046.60

Finding the Fourth Proportional to 147,903.40, 221,876.70 and 48,046.60

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Solution

The fourth proportional to 147,903.40, 221,876.70 and 48,046.60 is: 72,076.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,903.40 : 221,876.70 = 48,046.60 : x
  2. Step 2: Convert to fraction form
    147,903.40/221,876.70 = 48,046.60/x
  3. Step 3: Cross multiply
    147,903.40x = 221,876.70 × 48,046.60
  4. Step 4: Simplify right side
    147,903.40x = 10,660,421,054.22
  5. Step 5: Solve for x
    x = 10,660,421,054.22/147,903.40
  6. Step 6: Final answer
    x = 72,076.92

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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.