Home / 79,308.01-118,962.02-39,837.45

Finding the Fourth Proportional to 79,308.01, 118,962.02 and 39,837.45

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Solution

The fourth proportional to 79,308.01, 118,962.02 and 39,837.45 is: 59,756.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,308.01 : 118,962.02 = 39,837.45 : x
  2. Step 2: Convert to fraction form
    79,308.01/118,962.02 = 39,837.45/x
  3. Step 3: Cross multiply
    79,308.01x = 118,962.02 × 39,837.45
  4. Step 4: Simplify right side
    79,308.01x = 4,739,143,845.26
  5. Step 5: Solve for x
    x = 4,739,143,845.26/79,308.01
  6. Step 6: Final answer
    x = 59,756.18

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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.