Home / 94,259.56-130,034.86-83,515.40

Finding the Fourth Proportional to 94,259.56, 130,034.86 and 83,515.40

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Solution

The fourth proportional to 94,259.56, 130,034.86 and 83,515.40 is: 115,212.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,259.56 : 130,034.86 = 83,515.40 : x
  2. Step 2: Convert to fraction form
    94,259.56/130,034.86 = 83,515.40/x
  3. Step 3: Cross multiply
    94,259.56x = 130,034.86 × 83,515.40
  4. Step 4: Simplify right side
    94,259.56x = 10,859,913,346.84
  5. Step 5: Solve for x
    x = 10,859,913,346.84/94,259.56
  6. Step 6: Final answer
    x = 115,212.86

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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.