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Finding the Fourth Proportional to 173,805.48, 239,795.80 and 97,313.32

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Solution

The fourth proportional to 173,805.48, 239,795.80 and 97,313.32 is: 134,261.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,805.48 : 239,795.80 = 97,313.32 : x
  2. Step 2: Convert to fraction form
    173,805.48/239,795.80 = 97,313.32/x
  3. Step 3: Cross multiply
    173,805.48x = 239,795.80 × 97,313.32
  4. Step 4: Simplify right side
    173,805.48x = 23,335,325,420.06
  5. Step 5: Solve for x
    x = 23,335,325,420.06/173,805.48
  6. Step 6: Final answer
    x = 134,261.16

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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.