Home / 247,887.54-342,071.24-140,455.22

Finding the Fourth Proportional to 247,887.54, 342,071.24 and 140,455.22

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Solution

The fourth proportional to 247,887.54, 342,071.24 and 140,455.22 is: 193,820.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,887.54 : 342,071.24 = 140,455.22 : x
  2. Step 2: Convert to fraction form
    247,887.54/342,071.24 = 140,455.22/x
  3. Step 3: Cross multiply
    247,887.54x = 342,071.24 × 140,455.22
  4. Step 4: Simplify right side
    247,887.54x = 48,045,688,857.24
  5. Step 5: Solve for x
    x = 48,045,688,857.24/247,887.54
  6. Step 6: Final answer
    x = 193,820.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.