Home / 98,537.28-147,827.79-28,411.14

Finding the Fourth Proportional to 98,537.28, 147,827.79 and 28,411.14

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Solution

The fourth proportional to 98,537.28, 147,827.79 and 28,411.14 is: 42,623.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,537.28 : 147,827.79 = 28,411.14 : x
  2. Step 2: Convert to fraction form
    98,537.28/147,827.79 = 28,411.14/x
  3. Step 3: Cross multiply
    98,537.28x = 147,827.79 × 28,411.14
  4. Step 4: Simplify right side
    98,537.28x = 4,199,956,037.58
  5. Step 5: Solve for x
    x = 4,199,956,037.58/98,537.28
  6. Step 6: Final answer
    x = 42,623.02

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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.