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Finding the Fourth Proportional to 164,833.60, 245,864.68 and 149,697.72

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Solution

The fourth proportional to 164,833.60, 245,864.68 and 149,697.72 is: 223,288.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,833.60 : 245,864.68 = 149,697.72 : x
  2. Step 2: Convert to fraction form
    164,833.60/245,864.68 = 149,697.72/x
  3. Step 3: Cross multiply
    164,833.60x = 245,864.68 × 149,697.72
  4. Step 4: Simplify right side
    164,833.60x = 36,805,382,024.53
  5. Step 5: Solve for x
    x = 36,805,382,024.53/164,833.60
  6. Step 6: Final answer
    x = 223,288.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.