Home / 91,339.02-136,992.38-24,784.34

Finding the Fourth Proportional to 91,339.02, 136,992.38 and 24,784.34

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Solution

The fourth proportional to 91,339.02, 136,992.38 and 24,784.34 is: 37,172.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,339.02 : 136,992.38 = 24,784.34 : x
  2. Step 2: Convert to fraction form
    91,339.02/136,992.38 = 24,784.34/x
  3. Step 3: Cross multiply
    91,339.02x = 136,992.38 × 24,784.34
  4. Step 4: Simplify right side
    91,339.02x = 3,395,265,038.37
  5. Step 5: Solve for x
    x = 3,395,265,038.37/91,339.02
  6. Step 6: Final answer
    x = 37,172.12

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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.