Home / 62,390.25-93,641.54-42,351.21

Finding the Fourth Proportional to 62,390.25, 93,641.54 and 42,351.21

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Solution

The fourth proportional to 62,390.25, 93,641.54 and 42,351.21 is: 63,564.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,390.25 : 93,641.54 = 42,351.21 : x
  2. Step 2: Convert to fraction form
    62,390.25/93,641.54 = 42,351.21/x
  3. Step 3: Cross multiply
    62,390.25x = 93,641.54 × 42,351.21
  4. Step 4: Simplify right side
    62,390.25x = 3,965,832,313.51
  5. Step 5: Solve for x
    x = 3,965,832,313.51/62,390.25
  6. Step 6: Final answer
    x = 63,564.94

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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.