Home / 55,905.95-83,859.61-30,994.65

Finding the Fourth Proportional to 55,905.95, 83,859.61 and 30,994.65

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Solution

The fourth proportional to 55,905.95, 83,859.61 and 30,994.65 is: 46,492.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,905.95 : 83,859.61 = 30,994.65 : x
  2. Step 2: Convert to fraction form
    55,905.95/83,859.61 = 30,994.65/x
  3. Step 3: Cross multiply
    55,905.95x = 83,859.61 × 30,994.65
  4. Step 4: Simplify right side
    55,905.95x = 2,599,199,261.09
  5. Step 5: Solve for x
    x = 2,599,199,261.09/55,905.95
  6. Step 6: Final answer
    x = 46,492.35

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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.