Home / 74,962.71-112,444.07-30,610.35

Finding the Fourth Proportional to 74,962.71, 112,444.07 and 30,610.35

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Solution

The fourth proportional to 74,962.71, 112,444.07 and 30,610.35 is: 45,915.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,962.71 : 112,444.07 = 30,610.35 : x
  2. Step 2: Convert to fraction form
    74,962.71/112,444.07 = 30,610.35/x
  3. Step 3: Cross multiply
    74,962.71x = 112,444.07 × 30,610.35
  4. Step 4: Simplify right side
    74,962.71x = 3,441,952,185.07
  5. Step 5: Solve for x
    x = 3,441,952,185.07/74,962.71
  6. Step 6: Final answer
    x = 45,915.53

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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.