Home / 91,094.06-136,655.58-38,504

Finding the Fourth Proportional to 91,094.06, 136,655.58 and 38,504

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Solution

The fourth proportional to 91,094.06, 136,655.58 and 38,504 is: 57,762.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,094.06 : 136,655.58 = 38,504 : x
  2. Step 2: Convert to fraction form
    91,094.06/136,655.58 = 38,504/x
  3. Step 3: Cross multiply
    91,094.06x = 136,655.58 × 38,504
  4. Step 4: Simplify right side
    91,094.06x = 5,261,786,452.32
  5. Step 5: Solve for x
    x = 5,261,786,452.32/91,094.06
  6. Step 6: Final answer
    x = 57,762.12

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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.