Home / 178,575.72-246,445.59-118,041.39

Finding the Fourth Proportional to 178,575.72, 246,445.59 and 118,041.39

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Solution

The fourth proportional to 178,575.72, 246,445.59 and 118,041.39 is: 162,904.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,575.72 : 246,445.59 = 118,041.39 : x
  2. Step 2: Convert to fraction form
    178,575.72/246,445.59 = 118,041.39/x
  3. Step 3: Cross multiply
    178,575.72x = 246,445.59 × 118,041.39
  4. Step 4: Simplify right side
    178,575.72x = 29,090,780,002.97
  5. Step 5: Solve for x
    x = 29,090,780,002.97/178,575.72
  6. Step 6: Final answer
    x = 162,904.45

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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.