Home / 153,938.10-230,914.35-48,765.30

Finding the Fourth Proportional to 153,938.10, 230,914.35 and 48,765.30

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Solution

The fourth proportional to 153,938.10, 230,914.35 and 48,765.30 is: 73,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,938.10 : 230,914.35 = 48,765.30 : x
  2. Step 2: Convert to fraction form
    153,938.10/230,914.35 = 48,765.30/x
  3. Step 3: Cross multiply
    153,938.10x = 230,914.35 × 48,765.30
  4. Step 4: Simplify right side
    153,938.10x = 11,260,607,552.06
  5. Step 5: Solve for x
    x = 11,260,607,552.06/153,938.10
  6. Step 6: Final answer
    x = 73,150.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.