Home / 238,731.16-358,041.20-70,206.41

Finding the Fourth Proportional to 238,731.16, 358,041.20 and 70,206.41

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Solution

The fourth proportional to 238,731.16, 358,041.20 and 70,206.41 is: 105,293.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,731.16 : 358,041.20 = 70,206.41 : x
  2. Step 2: Convert to fraction form
    238,731.16/358,041.20 = 70,206.41/x
  3. Step 3: Cross multiply
    238,731.16x = 358,041.20 × 70,206.41
  4. Step 4: Simplify right side
    238,731.16x = 25,136,786,213.47
  5. Step 5: Solve for x
    x = 25,136,786,213.47/238,731.16
  6. Step 6: Final answer
    x = 105,293.28

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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.