Home / 94,731.33-130,734.63-56,480.70

Finding the Fourth Proportional to 94,731.33, 130,734.63 and 56,480.70

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Solution

The fourth proportional to 94,731.33, 130,734.63 and 56,480.70 is: 77,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,731.33 : 130,734.63 = 56,480.70 : x
  2. Step 2: Convert to fraction form
    94,731.33/130,734.63 = 56,480.70/x
  3. Step 3: Cross multiply
    94,731.33x = 130,734.63 × 56,480.70
  4. Step 4: Simplify right side
    94,731.33x = 7,383,983,416.64
  5. Step 5: Solve for x
    x = 7,383,983,416.64/94,731.33
  6. Step 6: Final answer
    x = 77,946.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.