Home / 79,290.22-118,702.04-52,929.58

Finding the Fourth Proportional to 79,290.22, 118,702.04 and 52,929.58

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Solution

The fourth proportional to 79,290.22, 118,702.04 and 52,929.58 is: 79,238.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,290.22 : 118,702.04 = 52,929.58 : x
  2. Step 2: Convert to fraction form
    79,290.22/118,702.04 = 52,929.58/x
  3. Step 3: Cross multiply
    79,290.22x = 118,702.04 × 52,929.58
  4. Step 4: Simplify right side
    79,290.22x = 6,282,849,122.34
  5. Step 5: Solve for x
    x = 6,282,849,122.34/79,290.22
  6. Step 6: Final answer
    x = 79,238.64

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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.