Home / 75,036.48-112,554.91-30,663.24

Finding the Fourth Proportional to 75,036.48, 112,554.91 and 30,663.24

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Solution

The fourth proportional to 75,036.48, 112,554.91 and 30,663.24 is: 45,994.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,036.48 : 112,554.91 = 30,663.24 : x
  2. Step 2: Convert to fraction form
    75,036.48/112,554.91 = 30,663.24/x
  3. Step 3: Cross multiply
    75,036.48x = 112,554.91 × 30,663.24
  4. Step 4: Simplify right side
    75,036.48x = 3,451,297,834.76
  5. Step 5: Solve for x
    x = 3,451,297,834.76/75,036.48
  6. Step 6: Final answer
    x = 45,994.93

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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.