Home / 75,550.73-113,386.23-42,264.59

Finding the Fourth Proportional to 75,550.73, 113,386.23 and 42,264.59

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Solution

The fourth proportional to 75,550.73, 113,386.23 and 42,264.59 is: 63,430.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,550.73 : 113,386.23 = 42,264.59 : x
  2. Step 2: Convert to fraction form
    75,550.73/113,386.23 = 42,264.59/x
  3. Step 3: Cross multiply
    75,550.73x = 113,386.23 × 42,264.59
  4. Step 4: Simplify right side
    75,550.73x = 4,792,221,955.66
  5. Step 5: Solve for x
    x = 4,792,221,955.66/75,550.73
  6. Step 6: Final answer
    x = 63,430.52

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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.