Home / 254,575.12-351,303.84-141,405.04

Finding the Fourth Proportional to 254,575.12, 351,303.84 and 141,405.04

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Solution

The fourth proportional to 254,575.12, 351,303.84 and 141,405.04 is: 195,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,575.12 : 351,303.84 = 141,405.04 : x
  2. Step 2: Convert to fraction form
    254,575.12/351,303.84 = 141,405.04/x
  3. Step 3: Cross multiply
    254,575.12x = 351,303.84 × 141,405.04
  4. Step 4: Simplify right side
    254,575.12x = 49,676,133,547.35
  5. Step 5: Solve for x
    x = 49,676,133,547.35/254,575.12
  6. Step 6: Final answer
    x = 195,133.50

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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.