Home / 94,444.40-141,877.80-78,892.40

Finding the Fourth Proportional to 94,444.40, 141,877.80 and 78,892.40

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Solution

The fourth proportional to 94,444.40, 141,877.80 and 78,892.40 is: 118,515.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,444.40 : 141,877.80 = 78,892.40 : x
  2. Step 2: Convert to fraction form
    94,444.40/141,877.80 = 78,892.40/x
  3. Step 3: Cross multiply
    94,444.40x = 141,877.80 × 78,892.40
  4. Step 4: Simplify right side
    94,444.40x = 11,193,080,148.72
  5. Step 5: Solve for x
    x = 11,193,080,148.72/94,444.40
  6. Step 6: Final answer
    x = 118,515.02

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1.5x scale

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.