Home / 48,794.91-72,839.18-42,890.01

Finding the Fourth Proportional to 48,794.91, 72,839.18 and 42,890.01

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Solution

The fourth proportional to 48,794.91, 72,839.18 and 42,890.01 is: 64,024.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,794.91 : 72,839.18 = 42,890.01 : x
  2. Step 2: Convert to fraction form
    48,794.91/72,839.18 = 42,890.01/x
  3. Step 3: Cross multiply
    48,794.91x = 72,839.18 × 42,890.01
  4. Step 4: Simplify right side
    48,794.91x = 3,124,072,944.14
  5. Step 5: Solve for x
    x = 3,124,072,944.14/48,794.91
  6. Step 6: Final answer
    x = 64,024.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.