Home / 64,390.14-88,859.13-35,710.37

Finding the Fourth Proportional to 64,390.14, 88,859.13 and 35,710.37

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Solution

The fourth proportional to 64,390.14, 88,859.13 and 35,710.37 is: 49,280.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,390.14 : 88,859.13 = 35,710.37 : x
  2. Step 2: Convert to fraction form
    64,390.14/88,859.13 = 35,710.37/x
  3. Step 3: Cross multiply
    64,390.14x = 88,859.13 × 35,710.37
  4. Step 4: Simplify right side
    64,390.14x = 3,173,192,165.19
  5. Step 5: Solve for x
    x = 3,173,192,165.19/64,390.14
  6. Step 6: Final answer
    x = 49,280.72

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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.