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Finding the Fourth Proportional to 164,646.81, 246,944.39 and 52,312.23

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Solution

The fourth proportional to 164,646.81, 246,944.39 and 52,312.23 is: 78,460.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,646.81 : 246,944.39 = 52,312.23 : x
  2. Step 2: Convert to fraction form
    164,646.81/246,944.39 = 52,312.23/x
  3. Step 3: Cross multiply
    164,646.81x = 246,944.39 × 52,312.23
  4. Step 4: Simplify right side
    164,646.81x = 12,918,211,465.33
  5. Step 5: Solve for x
    x = 12,918,211,465.33/164,646.81
  6. Step 6: Final answer
    x = 78,460.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.