Home / 89,905,112.52-124,069,055.70-48,652,005.30

Finding the Fourth Proportional to 89,905,112.52, 124,069,055.70 and 48,652,005.30

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Solution

The fourth proportional to 89,905,112.52, 124,069,055.70 and 48,652,005.30 is: 67,139,767.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,905,112.52 : 124,069,055.70 = 48,652,005.30 : x
  2. Step 2: Convert to fraction form
    89,905,112.52/124,069,055.70 = 48,652,005.30/x
  3. Step 3: Cross multiply
    89,905,112.52x = 124,069,055.70 × 48,652,005.30
  4. Step 4: Simplify right side
    89,905,112.52x = 6,036,208,355,482,395
  5. Step 5: Solve for x
    x = 6,036,208,355,482,395/89,905,112.52
  6. Step 6: Final answer
    x = 67,139,767.54

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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.