Home / 238,731.48-358,041.66-70,206.74

Finding the Fourth Proportional to 238,731.48, 358,041.66 and 70,206.74

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Solution

The fourth proportional to 238,731.48, 358,041.66 and 70,206.74 is: 105,293.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,731.48 : 358,041.66 = 70,206.74 : x
  2. Step 2: Convert to fraction form
    238,731.48/358,041.66 = 70,206.74/x
  3. Step 3: Cross multiply
    238,731.48x = 358,041.66 × 70,206.74
  4. Step 4: Simplify right side
    238,731.48x = 25,136,935,942.58
  5. Step 5: Solve for x
    x = 25,136,935,942.58/238,731.48
  6. Step 6: Final answer
    x = 105,293.76

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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.