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Finding the Fourth Proportional to 178,444.76, 246,260.66 and 97,875.68

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Solution

The fourth proportional to 178,444.76, 246,260.66 and 97,875.68 is: 135,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,444.76 : 246,260.66 = 97,875.68 : x
  2. Step 2: Convert to fraction form
    178,444.76/246,260.66 = 97,875.68/x
  3. Step 3: Cross multiply
    178,444.76x = 246,260.66 × 97,875.68
  4. Step 4: Simplify right side
    178,444.76x = 24,102,927,834.07
  5. Step 5: Solve for x
    x = 24,102,927,834.07/178,444.76
  6. Step 6: Final answer
    x = 135,072.21

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1.5x scale

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.