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Finding the Fourth Proportional to 253,893.69, 350,364.69 and 146,460.96

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Solution

The fourth proportional to 253,893.69, 350,364.69 and 146,460.96 is: 202,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,893.69 : 350,364.69 = 146,460.96 : x
  2. Step 2: Convert to fraction form
    253,893.69/350,364.69 = 146,460.96/x
  3. Step 3: Cross multiply
    253,893.69x = 350,364.69 × 146,460.96
  4. Step 4: Simplify right side
    253,893.69x = 51,314,748,847.50
  5. Step 5: Solve for x
    x = 51,314,748,847.50/253,893.69
  6. Step 6: Final answer
    x = 202,111.16

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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.