Home / 107,384.35-148,186.32-59,640.76

Finding the Fourth Proportional to 107,384.35, 148,186.32 and 59,640.76

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Solution

The fourth proportional to 107,384.35, 148,186.32 and 59,640.76 is: 82,301.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,384.35 : 148,186.32 = 59,640.76 : x
  2. Step 2: Convert to fraction form
    107,384.35/148,186.32 = 59,640.76/x
  3. Step 3: Cross multiply
    107,384.35x = 148,186.32 × 59,640.76
  4. Step 4: Simplify right side
    107,384.35x = 8,837,944,005.47
  5. Step 5: Solve for x
    x = 8,837,944,005.47/107,384.35
  6. Step 6: Final answer
    x = 82,301.98

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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.