Home / 94,412.89-130,289.85-51,971.14

Finding the Fourth Proportional to 94,412.89, 130,289.85 and 51,971.14

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Solution

The fourth proportional to 94,412.89, 130,289.85 and 51,971.14 is: 71,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,412.89 : 130,289.85 = 51,971.14 : x
  2. Step 2: Convert to fraction form
    94,412.89/130,289.85 = 51,971.14/x
  3. Step 3: Cross multiply
    94,412.89x = 130,289.85 × 51,971.14
  4. Step 4: Simplify right side
    94,412.89x = 6,771,312,034.93
  5. Step 5: Solve for x
    x = 6,771,312,034.93/94,412.89
  6. Step 6: Final answer
    x = 71,720.21

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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.