Home / 94,181.49-141,130.76-85,290.93

Finding the Fourth Proportional to 94,181.49, 141,130.76 and 85,290.93

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Solution

The fourth proportional to 94,181.49, 141,130.76 and 85,290.93 is: 127,808.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,181.49 : 141,130.76 = 85,290.93 : x
  2. Step 2: Convert to fraction form
    94,181.49/141,130.76 = 85,290.93/x
  3. Step 3: Cross multiply
    94,181.49x = 141,130.76 × 85,290.93
  4. Step 4: Simplify right side
    94,181.49x = 12,037,173,345.55
  5. Step 5: Solve for x
    x = 12,037,173,345.55/94,181.49
  6. Step 6: Final answer
    x = 127,808.27

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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.