Home / 178,973.55-246,980.07-98,400.29

Finding the Fourth Proportional to 178,973.55, 246,980.07 and 98,400.29

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Solution

The fourth proportional to 178,973.55, 246,980.07 and 98,400.29 is: 135,790.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,973.55 : 246,980.07 = 98,400.29 : x
  2. Step 2: Convert to fraction form
    178,973.55/246,980.07 = 98,400.29/x
  3. Step 3: Cross multiply
    178,973.55x = 246,980.07 × 98,400.29
  4. Step 4: Simplify right side
    178,973.55x = 24,302,909,277.32
  5. Step 5: Solve for x
    x = 24,302,909,277.32/178,973.55
  6. Step 6: Final answer
    x = 135,790.51

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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.