Home / 80,606.48-111,228.08-46,609.80

Finding the Fourth Proportional to 80,606.48, 111,228.08 and 46,609.80

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Solution

The fourth proportional to 80,606.48, 111,228.08 and 46,609.80 is: 64,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,606.48 : 111,228.08 = 46,609.80 : x
  2. Step 2: Convert to fraction form
    80,606.48/111,228.08 = 46,609.80/x
  3. Step 3: Cross multiply
    80,606.48x = 111,228.08 × 46,609.80
  4. Step 4: Simplify right side
    80,606.48x = 5,184,318,330.14
  5. Step 5: Solve for x
    x = 5,184,318,330.14/80,606.48
  6. Step 6: Final answer
    x = 64,316.40

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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.