Home / 82,130.07-113,332.70-46,328.88

Finding the Fourth Proportional to 82,130.07, 113,332.70 and 46,328.88

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Solution

The fourth proportional to 82,130.07, 113,332.70 and 46,328.88 is: 63,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,130.07 : 113,332.70 = 46,328.88 : x
  2. Step 2: Convert to fraction form
    82,130.07/113,332.70 = 46,328.88/x
  3. Step 3: Cross multiply
    82,130.07x = 113,332.70 × 46,328.88
  4. Step 4: Simplify right side
    82,130.07x = 5,250,576,375.89
  5. Step 5: Solve for x
    x = 5,250,576,375.89/82,130.07
  6. Step 6: Final answer
    x = 63,930.02

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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.