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Finding the Fourth Proportional to 164,458.28, 245,497.42 and 144,529.76

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Solution

The fourth proportional to 164,458.28, 245,497.42 and 144,529.76 is: 215,748.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,458.28 : 245,497.42 = 144,529.76 : x
  2. Step 2: Convert to fraction form
    164,458.28/245,497.42 = 144,529.76/x
  3. Step 3: Cross multiply
    164,458.28x = 245,497.42 × 144,529.76
  4. Step 4: Simplify right side
    164,458.28x = 35,481,683,193.22
  5. Step 5: Solve for x
    x = 35,481,683,193.22/164,458.28
  6. Step 6: Final answer
    x = 215,748.84

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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.