Home / 94,339.36-130,188.30-56,613.64

Finding the Fourth Proportional to 94,339.36, 130,188.30 and 56,613.64

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Solution

The fourth proportional to 94,339.36, 130,188.30 and 56,613.64 is: 78,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,339.36 : 130,188.30 = 56,613.64 : x
  2. Step 2: Convert to fraction form
    94,339.36/130,188.30 = 56,613.64/x
  3. Step 3: Cross multiply
    94,339.36x = 130,188.30 × 56,613.64
  4. Step 4: Simplify right side
    94,339.36x = 7,370,433,548.41
  5. Step 5: Solve for x
    x = 7,370,433,548.41/94,339.36
  6. Step 6: Final answer
    x = 78,126.81

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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.