Home / 238,731.41-358,041.58-70,206.66

Finding the Fourth Proportional to 238,731.41, 358,041.58 and 70,206.66

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Solution

The fourth proportional to 238,731.41, 358,041.58 and 70,206.66 is: 105,293.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,731.41 : 358,041.58 = 70,206.66 : x
  2. Step 2: Convert to fraction form
    238,731.41/358,041.58 = 70,206.66/x
  3. Step 3: Cross multiply
    238,731.41x = 358,041.58 × 70,206.66
  4. Step 4: Simplify right side
    238,731.41x = 25,136,903,121.89
  5. Step 5: Solve for x
    x = 25,136,903,121.89/238,731.41
  6. Step 6: Final answer
    x = 105,293.66

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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.