Home / 145,004.42-217,530.72-60,770.92

Finding the Fourth Proportional to 145,004.42, 217,530.72 and 60,770.92

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Solution

The fourth proportional to 145,004.42, 217,530.72 and 60,770.92 is: 91,166.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,004.42 : 217,530.72 = 60,770.92 : x
  2. Step 2: Convert to fraction form
    145,004.42/217,530.72 = 60,770.92/x
  3. Step 3: Cross multiply
    145,004.42x = 217,530.72 × 60,770.92
  4. Step 4: Simplify right side
    145,004.42x = 13,219,542,482.47
  5. Step 5: Solve for x
    x = 13,219,542,482.47/145,004.42
  6. Step 6: Final answer
    x = 91,166.48

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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.