Home / 85,199.18-117,581.63-46,965.52

Finding the Fourth Proportional to 85,199.18, 117,581.63 and 46,965.52

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Solution

The fourth proportional to 85,199.18, 117,581.63 and 46,965.52 is: 64,816.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,199.18 : 117,581.63 = 46,965.52 : x
  2. Step 2: Convert to fraction form
    85,199.18/117,581.63 = 46,965.52/x
  3. Step 3: Cross multiply
    85,199.18x = 117,581.63 × 46,965.52
  4. Step 4: Simplify right side
    85,199.18x = 5,522,282,307.55
  5. Step 5: Solve for x
    x = 5,522,282,307.55/85,199.18
  6. Step 6: Final answer
    x = 64,816.14

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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.