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Finding the Fourth Proportional to 168,064.35, 235,465.05 and 168,064.35

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Solution

The fourth proportional to 168,064.35, 235,465.05 and 168,064.35 is: 235,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,064.35 : 235,465.05 = 168,064.35 : x
  2. Step 2: Convert to fraction form
    168,064.35/235,465.05 = 168,064.35/x
  3. Step 3: Cross multiply
    168,064.35x = 235,465.05 × 168,064.35
  4. Step 4: Simplify right side
    168,064.35x = 39,573,280,575.97
  5. Step 5: Solve for x
    x = 39,573,280,575.97/168,064.35
  6. Step 6: Final answer
    x = 235,465.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.