Home / 77,372.28-116,064.63-32,999.47

Finding the Fourth Proportional to 77,372.28, 116,064.63 and 32,999.47

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Solution

The fourth proportional to 77,372.28, 116,064.63 and 32,999.47 is: 49,501.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,372.28 : 116,064.63 = 32,999.47 : x
  2. Step 2: Convert to fraction form
    77,372.28/116,064.63 = 32,999.47/x
  3. Step 3: Cross multiply
    77,372.28x = 116,064.63 × 32,999.47
  4. Step 4: Simplify right side
    77,372.28x = 3,830,070,985.58
  5. Step 5: Solve for x
    x = 3,830,070,985.58/77,372.28
  6. Step 6: Final answer
    x = 49,501.85

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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.