Home / 94,570.40-141,855.60-41,985.20

Finding the Fourth Proportional to 94,570.40, 141,855.60 and 41,985.20

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Solution

The fourth proportional to 94,570.40, 141,855.60 and 41,985.20 is: 62,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,570.40 : 141,855.60 = 41,985.20 : x
  2. Step 2: Convert to fraction form
    94,570.40/141,855.60 = 41,985.20/x
  3. Step 3: Cross multiply
    94,570.40x = 141,855.60 × 41,985.20
  4. Step 4: Simplify right side
    94,570.40x = 5,955,835,737.12
  5. Step 5: Solve for x
    x = 5,955,835,737.12/94,570.40
  6. Step 6: Final answer
    x = 62,977.80

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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.