Home / 85,598.35-118,163.56-51,155.24

Finding the Fourth Proportional to 85,598.35, 118,163.56 and 51,155.24

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Solution

The fourth proportional to 85,598.35, 118,163.56 and 51,155.24 is: 70,616.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,598.35 : 118,163.56 = 51,155.24 : x
  2. Step 2: Convert to fraction form
    85,598.35/118,163.56 = 51,155.24/x
  3. Step 3: Cross multiply
    85,598.35x = 118,163.56 × 51,155.24
  4. Step 4: Simplify right side
    85,598.35x = 6,044,684,424.46
  5. Step 5: Solve for x
    x = 6,044,684,424.46/85,598.35
  6. Step 6: Final answer
    x = 70,616.84

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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.