Home / 85,970.26-118,633.63-47,727.58

Finding the Fourth Proportional to 85,970.26, 118,633.63 and 47,727.58

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Solution

The fourth proportional to 85,970.26, 118,633.63 and 47,727.58 is: 65,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,970.26 : 118,633.63 = 47,727.58 : x
  2. Step 2: Convert to fraction form
    85,970.26/118,633.63 = 47,727.58/x
  3. Step 3: Cross multiply
    85,970.26x = 118,633.63 × 47,727.58
  4. Step 4: Simplify right side
    85,970.26x = 5,662,096,066.52
  5. Step 5: Solve for x
    x = 5,662,096,066.52/85,970.26
  6. Step 6: Final answer
    x = 65,861.10

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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.