Home / 85,582.04-118,094.10-47,335.50

Finding the Fourth Proportional to 85,582.04, 118,094.10 and 47,335.50

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Solution

The fourth proportional to 85,582.04, 118,094.10 and 47,335.50 is: 65,317.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,582.04 : 118,094.10 = 47,335.50 : x
  2. Step 2: Convert to fraction form
    85,582.04/118,094.10 = 47,335.50/x
  3. Step 3: Cross multiply
    85,582.04x = 118,094.10 × 47,335.50
  4. Step 4: Simplify right side
    85,582.04x = 5,590,043,270.55
  5. Step 5: Solve for x
    x = 5,590,043,270.55/85,582.04
  6. Step 6: Final answer
    x = 65,317.95

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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.