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Finding the Fourth Proportional to 365,088.30, 547,590.95 and 98,869.58

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Solution

The fourth proportional to 365,088.30, 547,590.95 and 98,869.58 is: 148,293.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,088.30 : 547,590.95 = 98,869.58 : x
  2. Step 2: Convert to fraction form
    365,088.30/547,590.95 = 98,869.58/x
  3. Step 3: Cross multiply
    365,088.30x = 547,590.95 × 98,869.58
  4. Step 4: Simplify right side
    365,088.30x = 54,140,084,006.00
  5. Step 5: Solve for x
    x = 54,140,084,006.00/365,088.30
  6. Step 6: Final answer
    x = 148,293.12

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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.