Home / 74,934.36-112,408.02-30,564.18

Finding the Fourth Proportional to 74,934.36, 112,408.02 and 30,564.18

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Solution

The fourth proportional to 74,934.36, 112,408.02 and 30,564.18 is: 45,848.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,934.36 : 112,408.02 = 30,564.18 : x
  2. Step 2: Convert to fraction form
    74,934.36/112,408.02 = 30,564.18/x
  3. Step 3: Cross multiply
    74,934.36x = 112,408.02 × 30,564.18
  4. Step 4: Simplify right side
    74,934.36x = 3,435,658,956.72
  5. Step 5: Solve for x
    x = 3,435,658,956.72/74,934.36
  6. Step 6: Final answer
    x = 45,848.91

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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.