Home / 178,081.32-245,741.36-97,509.80

Finding the Fourth Proportional to 178,081.32, 245,741.36 and 97,509.80

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Solution

The fourth proportional to 178,081.32, 245,741.36 and 97,509.80 is: 134,557.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,081.32 : 245,741.36 = 97,509.80 : x
  2. Step 2: Convert to fraction form
    178,081.32/245,741.36 = 97,509.80/x
  3. Step 3: Cross multiply
    178,081.32x = 245,741.36 × 97,509.80
  4. Step 4: Simplify right side
    178,081.32x = 23,962,190,865.33
  5. Step 5: Solve for x
    x = 23,962,190,865.33/178,081.32
  6. Step 6: Final answer
    x = 134,557.58

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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.