Home / 82,428.69-113,750.25-46,617.36

Finding the Fourth Proportional to 82,428.69, 113,750.25 and 46,617.36

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Solution

The fourth proportional to 82,428.69, 113,750.25 and 46,617.36 is: 64,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,428.69 : 113,750.25 = 46,617.36 : x
  2. Step 2: Convert to fraction form
    82,428.69/113,750.25 = 46,617.36/x
  3. Step 3: Cross multiply
    82,428.69x = 113,750.25 × 46,617.36
  4. Step 4: Simplify right side
    82,428.69x = 5,302,736,354.34
  5. Step 5: Solve for x
    x = 5,302,736,354.34/82,428.69
  6. Step 6: Final answer
    x = 64,331.20

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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.