Home / 90,235,928.69-124,525,739.45-48,982,849.01

Finding the Fourth Proportional to 90,235,928.69, 124,525,739.45 and 48,982,849.01

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Solution

The fourth proportional to 90,235,928.69, 124,525,739.45 and 48,982,849.01 is: 67,596,417.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,235,928.69 : 124,525,739.45 = 48,982,849.01 : x
  2. Step 2: Convert to fraction form
    90,235,928.69/124,525,739.45 = 48,982,849.01/x
  3. Step 3: Cross multiply
    90,235,928.69x = 124,525,739.45 × 48,982,849.01
  4. Step 4: Simplify right side
    90,235,928.69x = 6,099,625,493,093,036
  5. Step 5: Solve for x
    x = 6,099,625,493,093,036/90,235,928.69
  6. Step 6: Final answer
    x = 67,596,417.32

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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.