Home / 73,775.77-110,636.52-26,378.06

Finding the Fourth Proportional to 73,775.77, 110,636.52 and 26,378.06

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Solution

The fourth proportional to 73,775.77, 110,636.52 and 26,378.06 is: 39,557.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,775.77 : 110,636.52 = 26,378.06 : x
  2. Step 2: Convert to fraction form
    73,775.77/110,636.52 = 26,378.06/x
  3. Step 3: Cross multiply
    73,775.77x = 110,636.52 × 26,378.06
  4. Step 4: Simplify right side
    73,775.77x = 2,918,376,762.75
  5. Step 5: Solve for x
    x = 2,918,376,762.75/73,775.77
  6. Step 6: Final answer
    x = 39,557.39

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1.5x scale

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.