Home / 90,287,074.24-124,606,799.04-53,617,645.24

Finding the Fourth Proportional to 90,287,074.24, 124,606,799.04 and 53,617,645.24

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Solution

The fourth proportional to 90,287,074.24, 124,606,799.04 and 53,617,645.24 is: 73,998,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287,074.24 : 124,606,799.04 = 53,617,645.24 : x
  2. Step 2: Convert to fraction form
    90,287,074.24/124,606,799.04 = 53,617,645.24/x
  3. Step 3: Cross multiply
    90,287,074.24x = 124,606,799.04 × 53,617,645.24
  4. Step 4: Simplify right side
    90,287,074.24x = 6,681,123,145,308,242
  5. Step 5: Solve for x
    x = 6,681,123,145,308,242/90,287,074.24
  6. Step 6: Final answer
    x = 73,998,667.05

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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.