Home / 78,866.02-118,281.21-22,706.02

Finding the Fourth Proportional to 78,866.02, 118,281.21 and 22,706.02

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Solution

The fourth proportional to 78,866.02, 118,281.21 and 22,706.02 is: 34,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,866.02 : 118,281.21 = 22,706.02 : x
  2. Step 2: Convert to fraction form
    78,866.02/118,281.21 = 22,706.02/x
  3. Step 3: Cross multiply
    78,866.02x = 118,281.21 × 22,706.02
  4. Step 4: Simplify right side
    78,866.02x = 2,685,695,519.88
  5. Step 5: Solve for x
    x = 2,685,695,519.88/78,866.02
  6. Step 6: Final answer
    x = 34,053.90

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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.