Home / 93,431.55-140,126.31-26,856.84

Finding the Fourth Proportional to 93,431.55, 140,126.31 and 26,856.84

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Solution

The fourth proportional to 93,431.55, 140,126.31 and 26,856.84 is: 40,279.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,431.55 : 140,126.31 = 26,856.84 : x
  2. Step 2: Convert to fraction form
    93,431.55/140,126.31 = 26,856.84/x
  3. Step 3: Cross multiply
    93,431.55x = 140,126.31 × 26,856.84
  4. Step 4: Simplify right side
    93,431.55x = 3,763,349,887.46
  5. Step 5: Solve for x
    x = 3,763,349,887.46/93,431.55
  6. Step 6: Final answer
    x = 40,279.22

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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.