Home / 88,929.88-133,395.05-36,339.36

Finding the Fourth Proportional to 88,929.88, 133,395.05 and 36,339.36

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Solution

The fourth proportional to 88,929.88, 133,395.05 and 36,339.36 is: 54,509.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,929.88 : 133,395.05 = 36,339.36 : x
  2. Step 2: Convert to fraction form
    88,929.88/133,395.05 = 36,339.36/x
  3. Step 3: Cross multiply
    88,929.88x = 133,395.05 × 36,339.36
  4. Step 4: Simplify right side
    88,929.88x = 4,847,489,895.50
  5. Step 5: Solve for x
    x = 4,847,489,895.50/88,929.88
  6. Step 6: Final answer
    x = 54,509.12

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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.