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Finding the Fourth Proportional to 191,150.76, 286,664.85 and 63,038.28

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Solution

The fourth proportional to 191,150.76, 286,664.85 and 63,038.28 is: 94,537.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,150.76 : 286,664.85 = 63,038.28 : x
  2. Step 2: Convert to fraction form
    191,150.76/286,664.85 = 63,038.28/x
  3. Step 3: Cross multiply
    191,150.76x = 286,664.85 × 63,038.28
  4. Step 4: Simplify right side
    191,150.76x = 18,070,859,572.93
  5. Step 5: Solve for x
    x = 18,070,859,572.93/191,150.76
  6. Step 6: Final answer
    x = 94,537.21

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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.