Home / 134,532.28-185,548.58-83,516.20

Finding the Fourth Proportional to 134,532.28, 185,548.58 and 83,516.20

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Solution

The fourth proportional to 134,532.28, 185,548.58 and 83,516.20 is: 115,186.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,532.28 : 185,548.58 = 83,516.20 : x
  2. Step 2: Convert to fraction form
    134,532.28/185,548.58 = 83,516.20/x
  3. Step 3: Cross multiply
    134,532.28x = 185,548.58 × 83,516.20
  4. Step 4: Simplify right side
    134,532.28x = 15,496,312,317.00
  5. Step 5: Solve for x
    x = 15,496,312,317.00/134,532.28
  6. Step 6: Final answer
    x = 115,186.57

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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.