Home / 90,081,027.96-124,308,488.22-48,827,034.60

Finding the Fourth Proportional to 90,081,027.96, 124,308,488.22 and 48,827,034.60

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Solution

The fourth proportional to 90,081,027.96, 124,308,488.22 and 48,827,034.60 is: 67,379,502.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,081,027.96 : 124,308,488.22 = 48,827,034.60 : x
  2. Step 2: Convert to fraction form
    90,081,027.96/124,308,488.22 = 48,827,034.60/x
  3. Step 3: Cross multiply
    90,081,027.96x = 124,308,488.22 × 48,827,034.60
  4. Step 4: Simplify right side
    90,081,027.96x = 6,069,614,855,391,633
  5. Step 5: Solve for x
    x = 6,069,614,855,391,633/90,081,027.96
  6. Step 6: Final answer
    x = 67,379,502.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.