Home / 85,632.30-118,170.69-46,869.93

Finding the Fourth Proportional to 85,632.30, 118,170.69 and 46,869.93

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Solution

The fourth proportional to 85,632.30, 118,170.69 and 46,869.93 is: 64,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,632.30 : 118,170.69 = 46,869.93 : x
  2. Step 2: Convert to fraction form
    85,632.30/118,170.69 = 46,869.93/x
  3. Step 3: Cross multiply
    85,632.30x = 118,170.69 × 46,869.93
  4. Step 4: Simplify right side
    85,632.30x = 5,538,651,968.35
  5. Step 5: Solve for x
    x = 5,538,651,968.35/85,632.30
  6. Step 6: Final answer
    x = 64,679.47

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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.