Home / 236,435.10-354,652.65-147,788.70

Finding the Fourth Proportional to 236,435.10, 354,652.65 and 147,788.70

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Solution

The fourth proportional to 236,435.10, 354,652.65 and 147,788.70 is: 221,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,435.10 : 354,652.65 = 147,788.70 : x
  2. Step 2: Convert to fraction form
    236,435.10/354,652.65 = 147,788.70/x
  3. Step 3: Cross multiply
    236,435.10x = 354,652.65 × 147,788.70
  4. Step 4: Simplify right side
    236,435.10x = 52,413,654,095.06
  5. Step 5: Solve for x
    x = 52,413,654,095.06/236,435.10
  6. Step 6: Final answer
    x = 221,683.05

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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.