Home / 158,628.08-237,866.78-92,088.66

Finding the Fourth Proportional to 158,628.08, 237,866.78 and 92,088.66

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Solution

The fourth proportional to 158,628.08, 237,866.78 and 92,088.66 is: 138,089.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,628.08 : 237,866.78 = 92,088.66 : x
  2. Step 2: Convert to fraction form
    158,628.08/237,866.78 = 92,088.66/x
  3. Step 3: Cross multiply
    158,628.08x = 237,866.78 × 92,088.66
  4. Step 4: Simplify right side
    158,628.08x = 21,904,833,028.71
  5. Step 5: Solve for x
    x = 21,904,833,028.71/158,628.08
  6. Step 6: Final answer
    x = 138,089.25

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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.