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Finding the Fourth Proportional to 94,528, 141,792 and 28,864

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Solution

The fourth proportional to 94,528, 141,792 and 28,864 is: 43,296

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,528 : 141,792 = 28,864 : x
  2. Step 2: Convert to fraction form
    94,528/141,792 = 28,864/x
  3. Step 3: Cross multiply
    94,528x = 141,792 × 28,864
  4. Step 4: Simplify right side
    94,528x = 4,092,684,288
  5. Step 5: Solve for x
    x = 4,092,684,288/94,528
  6. Step 6: Final answer
    x = 43,296

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