Home / 94,865.80-142,145.10-59,742.60

Finding the Fourth Proportional to 94,865.80, 142,145.10 and 59,742.60

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Solution

The fourth proportional to 94,865.80, 142,145.10 and 59,742.60 is: 89,517.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,865.80 : 142,145.10 = 59,742.60 : x
  2. Step 2: Convert to fraction form
    94,865.80/142,145.10 = 59,742.60/x
  3. Step 3: Cross multiply
    94,865.80x = 142,145.10 × 59,742.60
  4. Step 4: Simplify right side
    94,865.80x = 8,492,117,851.26
  5. Step 5: Solve for x
    x = 8,492,117,851.26/94,865.80
  6. Step 6: Final answer
    x = 89,517.17

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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.