Home / 75,477.17-113,172.01-31,053.73

Finding the Fourth Proportional to 75,477.17, 113,172.01 and 31,053.73

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Solution

The fourth proportional to 75,477.17, 113,172.01 and 31,053.73 is: 46,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,477.17 : 113,172.01 = 31,053.73 : x
  2. Step 2: Convert to fraction form
    75,477.17/113,172.01 = 31,053.73/x
  3. Step 3: Cross multiply
    75,477.17x = 113,172.01 × 31,053.73
  4. Step 4: Simplify right side
    75,477.17x = 3,514,412,981.07
  5. Step 5: Solve for x
    x = 3,514,412,981.07/75,477.17
  6. Step 6: Final answer
    x = 46,562.60

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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.