Home / 109,595.16-164,353.86-39,455.64

Finding the Fourth Proportional to 109,595.16, 164,353.86 and 39,455.64

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Solution

The fourth proportional to 109,595.16, 164,353.86 and 39,455.64 is: 59,169.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,595.16 : 164,353.86 = 39,455.64 : x
  2. Step 2: Convert to fraction form
    109,595.16/164,353.86 = 39,455.64/x
  3. Step 3: Cross multiply
    109,595.16x = 164,353.86 × 39,455.64
  4. Step 4: Simplify right side
    109,595.16x = 6,484,686,732.77
  5. Step 5: Solve for x
    x = 6,484,686,732.77/109,595.16
  6. Step 6: Final answer
    x = 59,169.46

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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.