Home / 306,677.04-459,675.36-129,131.52

Finding the Fourth Proportional to 306,677.04, 459,675.36 and 129,131.52

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Solution

The fourth proportional to 306,677.04, 459,675.36 and 129,131.52 is: 193,554.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,677.04 : 459,675.36 = 129,131.52 : x
  2. Step 2: Convert to fraction form
    306,677.04/459,675.36 = 129,131.52/x
  3. Step 3: Cross multiply
    306,677.04x = 459,675.36 × 129,131.52
  4. Step 4: Simplify right side
    306,677.04x = 59,358,577,943.35
  5. Step 5: Solve for x
    x = 59,358,577,943.35/306,677.04
  6. Step 6: Final answer
    x = 193,554.03

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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.