Home / 94,558.12-130,448.86-67,690.82

Finding the Fourth Proportional to 94,558.12, 130,448.86 and 67,690.82

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Solution

The fourth proportional to 94,558.12, 130,448.86 and 67,690.82 is: 93,383.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,558.12 : 130,448.86 = 67,690.82 : x
  2. Step 2: Convert to fraction form
    94,558.12/130,448.86 = 67,690.82/x
  3. Step 3: Cross multiply
    94,558.12x = 130,448.86 × 67,690.82
  4. Step 4: Simplify right side
    94,558.12x = 8,830,190,301.47
  5. Step 5: Solve for x
    x = 8,830,190,301.47/94,558.12
  6. Step 6: Final answer
    x = 93,383.73

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1.5x scale

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.