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Finding the Fourth Proportional to 164,170.52, 245,068.64 and 144,241.48

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Solution

The fourth proportional to 164,170.52, 245,068.64 and 144,241.48 is: 215,319.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,170.52 : 245,068.64 = 144,241.48 : x
  2. Step 2: Convert to fraction form
    164,170.52/245,068.64 = 144,241.48/x
  3. Step 3: Cross multiply
    164,170.52x = 245,068.64 × 144,241.48
  4. Step 4: Simplify right side
    164,170.52x = 35,349,063,335.19
  5. Step 5: Solve for x
    x = 35,349,063,335.19/164,170.52
  6. Step 6: Final answer
    x = 215,319.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.