Home / 236,426.70-354,968.10-147,853.20

Finding the Fourth Proportional to 236,426.70, 354,968.10 and 147,853.20

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Solution

The fourth proportional to 236,426.70, 354,968.10 and 147,853.20 is: 221,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,426.70 : 354,968.10 = 147,853.20 : x
  2. Step 2: Convert to fraction form
    236,426.70/354,968.10 = 147,853.20/x
  3. Step 3: Cross multiply
    236,426.70x = 354,968.10 × 147,853.20
  4. Step 4: Simplify right side
    236,426.70x = 52,483,169,482.92
  5. Step 5: Solve for x
    x = 52,483,169,482.92/236,426.70
  6. Step 6: Final answer
    x = 221,984.95

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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.