Home / 90,913,253.54-125,460,285.08-49,097,314.82

Finding the Fourth Proportional to 90,913,253.54, 125,460,285.08 and 49,097,314.82

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Solution

The fourth proportional to 90,913,253.54, 125,460,285.08 and 49,097,314.82 is: 67,754,291.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,913,253.54 : 125,460,285.08 = 49,097,314.82 : x
  2. Step 2: Convert to fraction form
    90,913,253.54/125,460,285.08 = 49,097,314.82/x
  3. Step 3: Cross multiply
    90,913,253.54x = 125,460,285.08 × 49,097,314.82
  4. Step 4: Simplify right side
    90,913,253.54x = 6,159,763,113,932,938
  5. Step 5: Solve for x
    x = 6,159,763,113,932,938/90,913,253.54
  6. Step 6: Final answer
    x = 67,754,291.86

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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.