Home / 94,603.08-141,915.60-31,428.84

Finding the Fourth Proportional to 94,603.08, 141,915.60 and 31,428.84

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Solution

The fourth proportional to 94,603.08, 141,915.60 and 31,428.84 is: 47,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,603.08 : 141,915.60 = 31,428.84 : x
  2. Step 2: Convert to fraction form
    94,603.08/141,915.60 = 31,428.84/x
  3. Step 3: Cross multiply
    94,603.08x = 141,915.60 × 31,428.84
  4. Step 4: Simplify right side
    94,603.08x = 4,460,242,685.90
  5. Step 5: Solve for x
    x = 4,460,242,685.90/94,603.08
  6. Step 6: Final answer
    x = 47,146.91

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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.