Home / 94,302.47-141,458.12-31,128.09

Finding the Fourth Proportional to 94,302.47, 141,458.12 and 31,128.09

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Solution

The fourth proportional to 94,302.47, 141,458.12 and 31,128.09 is: 46,693.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,302.47 : 141,458.12 = 31,128.09 : x
  2. Step 2: Convert to fraction form
    94,302.47/141,458.12 = 31,128.09/x
  3. Step 3: Cross multiply
    94,302.47x = 141,458.12 × 31,128.09
  4. Step 4: Simplify right side
    94,302.47x = 4,403,320,934.95
  5. Step 5: Solve for x
    x = 4,403,320,934.95/94,302.47
  6. Step 6: Final answer
    x = 46,693.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.