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Finding the Fourth Proportional to 191,027.52, 286,541.28 and 59,699.52

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Solution

The fourth proportional to 191,027.52, 286,541.28 and 59,699.52 is: 89,549.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,027.52 : 286,541.28 = 59,699.52 : x
  2. Step 2: Convert to fraction form
    191,027.52/286,541.28 = 59,699.52/x
  3. Step 3: Cross multiply
    191,027.52x = 286,541.28 × 59,699.52
  4. Step 4: Simplify right side
    191,027.52x = 17,106,376,876.19
  5. Step 5: Solve for x
    x = 17,106,376,876.19/191,027.52
  6. Step 6: Final answer
    x = 89,549.28

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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.