Home / 94,327.04-141,411-40,978.64

Finding the Fourth Proportional to 94,327.04, 141,411 and 40,978.64

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Solution

The fourth proportional to 94,327.04, 141,411 and 40,978.64 is: 61,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,327.04 : 141,411 = 40,978.64 : x
  2. Step 2: Convert to fraction form
    94,327.04/141,411 = 40,978.64/x
  3. Step 3: Cross multiply
    94,327.04x = 141,411 × 40,978.64
  4. Step 4: Simplify right side
    94,327.04x = 5,794,830,461.04
  5. Step 5: Solve for x
    x = 5,794,830,461.04/94,327.04
  6. Step 6: Final answer
    x = 61,433.40

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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.