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Finding the Fourth Proportional to 94,300.55, 130,132.17 and 51,859.09

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Solution

The fourth proportional to 94,300.55, 130,132.17 and 51,859.09 is: 71,564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,300.55 : 130,132.17 = 51,859.09 : x
  2. Step 2: Convert to fraction form
    94,300.55/130,132.17 = 51,859.09/x
  3. Step 3: Cross multiply
    94,300.55x = 130,132.17 × 51,859.09
  4. Step 4: Simplify right side
    94,300.55x = 6,748,535,346.60
  5. Step 5: Solve for x
    x = 6,748,535,346.60/94,300.55
  6. Step 6: Final answer
    x = 71,564.11

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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.