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Finding the Fourth Proportional to 254,482.01, 351,201 and 141,305.57

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Solution

The fourth proportional to 254,482.01, 351,201 and 141,305.57 is: 195,010.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,482.01 : 351,201 = 141,305.57 : x
  2. Step 2: Convert to fraction form
    254,482.01/351,201 = 141,305.57/x
  3. Step 3: Cross multiply
    254,482.01x = 351,201 × 141,305.57
  4. Step 4: Simplify right side
    254,482.01x = 49,626,657,489.57
  5. Step 5: Solve for x
    x = 49,626,657,489.57/254,482.01
  6. Step 6: Final answer
    x = 195,010.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.