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Finding the Fourth Proportional to 94,259, 130,012.02 and 64,027.40

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Solution

The fourth proportional to 94,259, 130,012.02 and 64,027.40 is: 88,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,259 : 130,012.02 = 64,027.40 : x
  2. Step 2: Convert to fraction form
    94,259/130,012.02 = 64,027.40/x
  3. Step 3: Cross multiply
    94,259x = 130,012.02 × 64,027.40
  4. Step 4: Simplify right side
    94,259x = 8,324,331,609.35
  5. Step 5: Solve for x
    x = 8,324,331,609.35/94,259
  6. Step 6: Final answer
    x = 88,313.39

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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.