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Finding the Fourth Proportional to 158,262.80, 237,396.64 and 51,646.32

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Solution

The fourth proportional to 158,262.80, 237,396.64 and 51,646.32 is: 77,470.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,262.80 : 237,396.64 = 51,646.32 : x
  2. Step 2: Convert to fraction form
    158,262.80/237,396.64 = 51,646.32/x
  3. Step 3: Cross multiply
    158,262.80x = 237,396.64 × 51,646.32
  4. Step 4: Simplify right side
    158,262.80x = 12,260,662,836.36
  5. Step 5: Solve for x
    x = 12,260,662,836.36/158,262.80
  6. Step 6: Final answer
    x = 77,470.28

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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.