Home / 155,938.60-233,907.90-144,879.40

Finding the Fourth Proportional to 155,938.60, 233,907.90 and 144,879.40

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Solution

The fourth proportional to 155,938.60, 233,907.90 and 144,879.40 is: 217,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,938.60 : 233,907.90 = 144,879.40 : x
  2. Step 2: Convert to fraction form
    155,938.60/233,907.90 = 144,879.40/x
  3. Step 3: Cross multiply
    155,938.60x = 233,907.90 × 144,879.40
  4. Step 4: Simplify right side
    155,938.60x = 33,888,436,207.26
  5. Step 5: Solve for x
    x = 33,888,436,207.26/155,938.60
  6. Step 6: Final answer
    x = 217,319.10

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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.