Home / 68,784.60-94,962.08-52,622.13

Finding the Fourth Proportional to 68,784.60, 94,962.08 and 52,622.13

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Solution

The fourth proportional to 68,784.60, 94,962.08 and 52,622.13 is: 72,648.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,784.60 : 94,962.08 = 52,622.13 : x
  2. Step 2: Convert to fraction form
    68,784.60/94,962.08 = 52,622.13/x
  3. Step 3: Cross multiply
    68,784.60x = 94,962.08 × 52,622.13
  4. Step 4: Simplify right side
    68,784.60x = 4,997,106,655.72
  5. Step 5: Solve for x
    x = 4,997,106,655.72/68,784.60
  6. Step 6: Final answer
    x = 72,648.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.