Home / 87,148.20-130,708.59-23,973.06

Finding the Fourth Proportional to 87,148.20, 130,708.59 and 23,973.06

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Solution

The fourth proportional to 87,148.20, 130,708.59 and 23,973.06 is: 35,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,148.20 : 130,708.59 = 23,973.06 : x
  2. Step 2: Convert to fraction form
    87,148.20/130,708.59 = 23,973.06/x
  3. Step 3: Cross multiply
    87,148.20x = 130,708.59 × 23,973.06
  4. Step 4: Simplify right side
    87,148.20x = 3,133,485,270.84
  5. Step 5: Solve for x
    x = 3,133,485,270.84/87,148.20
  6. Step 6: Final answer
    x = 35,955.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.