Home / 109,730.16-164,561.22-39,600.36

Finding the Fourth Proportional to 109,730.16, 164,561.22 and 39,600.36

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Solution

The fourth proportional to 109,730.16, 164,561.22 and 39,600.36 is: 59,388.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,730.16 : 164,561.22 = 39,600.36 : x
  2. Step 2: Convert to fraction form
    109,730.16/164,561.22 = 39,600.36/x
  3. Step 3: Cross multiply
    109,730.16x = 164,561.22 × 39,600.36
  4. Step 4: Simplify right side
    109,730.16x = 6,516,683,554.04
  5. Step 5: Solve for x
    x = 6,516,683,554.04/109,730.16
  6. Step 6: Final answer
    x = 59,388.26

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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.