Home / 98,476.50-135,897.96-56,034.12

Finding the Fourth Proportional to 98,476.50, 135,897.96 and 56,034.12

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Solution

The fourth proportional to 98,476.50, 135,897.96 and 56,034.12 is: 77,327.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,476.50 : 135,897.96 = 56,034.12 : x
  2. Step 2: Convert to fraction form
    98,476.50/135,897.96 = 56,034.12/x
  3. Step 3: Cross multiply
    98,476.50x = 135,897.96 × 56,034.12
  4. Step 4: Simplify right side
    98,476.50x = 7,614,922,598.40
  5. Step 5: Solve for x
    x = 7,614,922,598.40/98,476.50
  6. Step 6: Final answer
    x = 77,327.31

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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.