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Finding the Fourth Proportional to 99,063.95, 148,590.74 and 32,495.31

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Solution

The fourth proportional to 99,063.95, 148,590.74 and 32,495.31 is: 48,741.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,063.95 : 148,590.74 = 32,495.31 : x
  2. Step 2: Convert to fraction form
    99,063.95/148,590.74 = 32,495.31/x
  3. Step 3: Cross multiply
    99,063.95x = 148,590.74 × 32,495.31
  4. Step 4: Simplify right side
    99,063.95x = 4,828,502,240.67
  5. Step 5: Solve for x
    x = 4,828,502,240.67/99,063.95
  6. Step 6: Final answer
    x = 48,741.27

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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.