Home / 117,115.61-175,647.09-53,875.01

Finding the Fourth Proportional to 117,115.61, 175,647.09 and 53,875.01

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Solution

The fourth proportional to 117,115.61, 175,647.09 and 53,875.01 is: 80,800.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,115.61 : 175,647.09 = 53,875.01 : x
  2. Step 2: Convert to fraction form
    117,115.61/175,647.09 = 53,875.01/x
  3. Step 3: Cross multiply
    117,115.61x = 175,647.09 × 53,875.01
  4. Step 4: Simplify right side
    117,115.61x = 9,462,989,169.34
  5. Step 5: Solve for x
    x = 9,462,989,169.34/117,115.61
  6. Step 6: Final answer
    x = 80,800.41

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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.