Home / 142,340.99-213,533.62-47,541.83

Finding the Fourth Proportional to 142,340.99, 213,533.62 and 47,541.83

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Solution

The fourth proportional to 142,340.99, 213,533.62 and 47,541.83 is: 71,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,340.99 : 213,533.62 = 47,541.83 : x
  2. Step 2: Convert to fraction form
    142,340.99/213,533.62 = 47,541.83/x
  3. Step 3: Cross multiply
    142,340.99x = 213,533.62 × 47,541.83
  4. Step 4: Simplify right side
    142,340.99x = 10,151,777,874.80
  5. Step 5: Solve for x
    x = 10,151,777,874.80/142,340.99
  6. Step 6: Final answer
    x = 71,320.13

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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.