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Finding the Fourth Proportional to 158,634, 237,925.47 and 46,287.84

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Solution

The fourth proportional to 158,634, 237,925.47 and 46,287.84 is: 69,424.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,634 : 237,925.47 = 46,287.84 : x
  2. Step 2: Convert to fraction form
    158,634/237,925.47 = 46,287.84/x
  3. Step 3: Cross multiply
    158,634x = 237,925.47 × 46,287.84
  4. Step 4: Simplify right side
    158,634x = 11,013,056,087.28
  5. Step 5: Solve for x
    x = 11,013,056,087.28/158,634
  6. Step 6: Final answer
    x = 69,424.31

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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.