Home / 109,688.63-164,532.96-39,567.93

Finding the Fourth Proportional to 109,688.63, 164,532.96 and 39,567.93

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Solution

The fourth proportional to 109,688.63, 164,532.96 and 39,567.93 is: 59,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,688.63 : 164,532.96 = 39,567.93 : x
  2. Step 2: Convert to fraction form
    109,688.63/164,532.96 = 39,567.93/x
  3. Step 3: Cross multiply
    109,688.63x = 164,532.96 × 39,567.93
  4. Step 4: Simplify right side
    109,688.63x = 6,510,228,643.97
  5. Step 5: Solve for x
    x = 6,510,228,643.97/109,688.63
  6. Step 6: Final answer
    x = 59,351.90

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1.5x scale

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.