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Finding the Fourth Proportional to 178,483.84, 246,309.60 and 97,911.52

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Solution

The fourth proportional to 178,483.84, 246,309.60 and 97,911.52 is: 135,118.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,483.84 : 246,309.60 = 97,911.52 : x
  2. Step 2: Convert to fraction form
    178,483.84/246,309.60 = 97,911.52/x
  3. Step 3: Cross multiply
    178,483.84x = 246,309.60 × 97,911.52
  4. Step 4: Simplify right side
    178,483.84x = 24,116,547,326.59
  5. Step 5: Solve for x
    x = 24,116,547,326.59/178,483.84
  6. Step 6: Final answer
    x = 135,118.94

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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.