Home / 85,005.60-117,306.09-46,762.91

Finding the Fourth Proportional to 85,005.60, 117,306.09 and 46,762.91

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Solution

The fourth proportional to 85,005.60, 117,306.09 and 46,762.91 is: 64,531.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,005.60 : 117,306.09 = 46,762.91 : x
  2. Step 2: Convert to fraction form
    85,005.60/117,306.09 = 46,762.91/x
  3. Step 3: Cross multiply
    85,005.60x = 117,306.09 × 46,762.91
  4. Step 4: Simplify right side
    85,005.60x = 5,485,574,422.39
  5. Step 5: Solve for x
    x = 5,485,574,422.39/85,005.60
  6. Step 6: Final answer
    x = 64,531.92

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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.