Home / 90,028,366.08-124,239,268.44-48,775,259.76

Finding the Fourth Proportional to 90,028,366.08, 124,239,268.44 and 48,775,259.76

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Solution

The fourth proportional to 90,028,366.08, 124,239,268.44 and 48,775,259.76 is: 67,309,925.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,028,366.08 : 124,239,268.44 = 48,775,259.76 : x
  2. Step 2: Convert to fraction form
    90,028,366.08/124,239,268.44 = 48,775,259.76/x
  3. Step 3: Cross multiply
    90,028,366.08x = 124,239,268.44 × 48,775,259.76
  4. Step 4: Simplify right side
    90,028,366.08x = 6,059,802,590,553,370
  5. Step 5: Solve for x
    x = 6,059,802,590,553,370/90,028,366.08
  6. Step 6: Final answer
    x = 67,309,925.24

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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.