Home / 178,639.21-246,513.05-106,045.21

Finding the Fourth Proportional to 178,639.21, 246,513.05 and 106,045.21

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Solution

The fourth proportional to 178,639.21, 246,513.05 and 106,045.21 is: 146,337.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,639.21 : 246,513.05 = 106,045.21 : x
  2. Step 2: Convert to fraction form
    178,639.21/246,513.05 = 106,045.21/x
  3. Step 3: Cross multiply
    178,639.21x = 246,513.05 × 106,045.21
  4. Step 4: Simplify right side
    178,639.21x = 26,141,528,330.58
  5. Step 5: Solve for x
    x = 26,141,528,330.58/178,639.21
  6. Step 6: Final answer
    x = 146,337.01

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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.