Home / 172,690.20-238,312.26-97,239.24

Finding the Fourth Proportional to 172,690.20, 238,312.26 and 97,239.24

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Solution

The fourth proportional to 172,690.20, 238,312.26 and 97,239.24 is: 134,190.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,690.20 : 238,312.26 = 97,239.24 : x
  2. Step 2: Convert to fraction form
    172,690.20/238,312.26 = 97,239.24/x
  3. Step 3: Cross multiply
    172,690.20x = 238,312.26 × 97,239.24
  4. Step 4: Simplify right side
    172,690.20x = 23,173,303,045.08
  5. Step 5: Solve for x
    x = 23,173,303,045.08/172,690.20
  6. Step 6: Final answer
    x = 134,190.03

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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.