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Finding the Fourth Proportional to 169,503.50, 254,156.81 and 64,265.06

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Solution

The fourth proportional to 169,503.50, 254,156.81 and 64,265.06 is: 96,360.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,503.50 : 254,156.81 = 64,265.06 : x
  2. Step 2: Convert to fraction form
    169,503.50/254,156.81 = 64,265.06/x
  3. Step 3: Cross multiply
    169,503.50x = 254,156.81 × 64,265.06
  4. Step 4: Simplify right side
    169,503.50x = 16,333,402,958.13
  5. Step 5: Solve for x
    x = 16,333,402,958.13/169,503.50
  6. Step 6: Final answer
    x = 96,360.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.