Home / 101,582.94-140,222.07-61,298.40

Finding the Fourth Proportional to 101,582.94, 140,222.07 and 61,298.40

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Solution

The fourth proportional to 101,582.94, 140,222.07 and 61,298.40 is: 84,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,582.94 : 140,222.07 = 61,298.40 : x
  2. Step 2: Convert to fraction form
    101,582.94/140,222.07 = 61,298.40/x
  3. Step 3: Cross multiply
    101,582.94x = 140,222.07 × 61,298.40
  4. Step 4: Simplify right side
    101,582.94x = 8,595,388,535.69
  5. Step 5: Solve for x
    x = 8,595,388,535.69/101,582.94
  6. Step 6: Final answer
    x = 84,614.49

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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.