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Finding the Fourth Proportional to 241,649.46, 333,439.16 and 139,655.21

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Solution

The fourth proportional to 241,649.46, 333,439.16 and 139,655.21 is: 192,702.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,649.46 : 333,439.16 = 139,655.21 : x
  2. Step 2: Convert to fraction form
    241,649.46/333,439.16 = 139,655.21/x
  3. Step 3: Cross multiply
    241,649.46x = 333,439.16 × 139,655.21
  4. Step 4: Simplify right side
    241,649.46x = 46,566,513,546.55
  5. Step 5: Solve for x
    x = 46,566,513,546.55/241,649.46
  6. Step 6: Final answer
    x = 192,702.74

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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.