Home / 55,000.95-75,901.40-29,850.51

Finding the Fourth Proportional to 55,000.95, 75,901.40 and 29,850.51

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Solution

The fourth proportional to 55,000.95, 75,901.40 and 29,850.51 is: 41,193.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,000.95 : 75,901.40 = 29,850.51 : x
  2. Step 2: Convert to fraction form
    55,000.95/75,901.40 = 29,850.51/x
  3. Step 3: Cross multiply
    55,000.95x = 75,901.40 × 29,850.51
  4. Step 4: Simplify right side
    55,000.95x = 2,265,695,350.46
  5. Step 5: Solve for x
    x = 2,265,695,350.46/55,000.95
  6. Step 6: Final answer
    x = 41,193.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.