Home / 90,058,187.00-124,280,404.38-48,805,079.37

Finding the Fourth Proportional to 90,058,187.00, 124,280,404.38 and 48,805,079.37

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Solution

The fourth proportional to 90,058,187.00, 124,280,404.38 and 48,805,079.37 is: 67,351,067.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,058,187.00 : 124,280,404.38 = 48,805,079.37 : x
  2. Step 2: Convert to fraction form
    90,058,187.00/124,280,404.38 = 48,805,079.37/x
  3. Step 3: Cross multiply
    90,058,187.00x = 124,280,404.38 × 48,805,079.37
  4. Step 4: Simplify right side
    90,058,187.00x = 6,065,514,999,901,595
  5. Step 5: Solve for x
    x = 6,065,514,999,901,595/90,058,187.00
  6. Step 6: Final answer
    x = 67,351,067.15

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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.