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Finding the Fourth Proportional to 241,667.35, 333,425.70 and 139,655.64

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Solution

The fourth proportional to 241,667.35, 333,425.70 and 139,655.64 is: 192,681.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,667.35 : 333,425.70 = 139,655.64 : x
  2. Step 2: Convert to fraction form
    241,667.35/333,425.70 = 139,655.64/x
  3. Step 3: Cross multiply
    241,667.35x = 333,425.70 × 139,655.64
  4. Step 4: Simplify right side
    241,667.35x = 46,564,780,776.29
  5. Step 5: Solve for x
    x = 46,564,780,776.29/241,667.35
  6. Step 6: Final answer
    x = 192,681.31

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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.