Home / 109,647.60-164,471.40-26,541.60

Finding the Fourth Proportional to 109,647.60, 164,471.40 and 26,541.60

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Solution

The fourth proportional to 109,647.60, 164,471.40 and 26,541.60 is: 39,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,647.60 : 164,471.40 = 26,541.60 : x
  2. Step 2: Convert to fraction form
    109,647.60/164,471.40 = 26,541.60/x
  3. Step 3: Cross multiply
    109,647.60x = 164,471.40 × 26,541.60
  4. Step 4: Simplify right side
    109,647.60x = 4,365,334,110.24
  5. Step 5: Solve for x
    x = 4,365,334,110.24/109,647.60
  6. Step 6: Final answer
    x = 39,812.40

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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.