Home / 157,189.25-235,813.05-52,009.13

Finding the Fourth Proportional to 157,189.25, 235,813.05 and 52,009.13

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Solution

The fourth proportional to 157,189.25, 235,813.05 and 52,009.13 is: 78,023.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,189.25 : 235,813.05 = 52,009.13 : x
  2. Step 2: Convert to fraction form
    157,189.25/235,813.05 = 52,009.13/x
  3. Step 3: Cross multiply
    157,189.25x = 235,813.05 × 52,009.13
  4. Step 4: Simplify right side
    157,189.25x = 12,264,432,162.68
  5. Step 5: Solve for x
    x = 12,264,432,162.68/157,189.25
  6. Step 6: Final answer
    x = 78,023.35

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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.