Home / 89,094.03-122,952.81-48,807.78

Finding the Fourth Proportional to 89,094.03, 122,952.81 and 48,807.78

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Solution

The fourth proportional to 89,094.03, 122,952.81 and 48,807.78 is: 67,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,094.03 : 122,952.81 = 48,807.78 : x
  2. Step 2: Convert to fraction form
    89,094.03/122,952.81 = 48,807.78/x
  3. Step 3: Cross multiply
    89,094.03x = 122,952.81 × 48,807.78
  4. Step 4: Simplify right side
    89,094.03x = 6,001,053,086.10
  5. Step 5: Solve for x
    x = 6,001,053,086.10/89,094.03
  6. Step 6: Final answer
    x = 67,356.40

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1.5x scale

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.