Home / 85,808.02-118,283.82-60,242.67

Finding the Fourth Proportional to 85,808.02, 118,283.82 and 60,242.67

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Solution

The fourth proportional to 85,808.02, 118,283.82 and 60,242.67 is: 83,042.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,808.02 : 118,283.82 = 60,242.67 : x
  2. Step 2: Convert to fraction form
    85,808.02/118,283.82 = 60,242.67/x
  3. Step 3: Cross multiply
    85,808.02x = 118,283.82 × 60,242.67
  4. Step 4: Simplify right side
    85,808.02x = 7,125,733,134.60
  5. Step 5: Solve for x
    x = 7,125,733,134.60/85,808.02
  6. Step 6: Final answer
    x = 83,042.74

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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.