Home / 42,193.95-63,235.56-31,048.45

Finding the Fourth Proportional to 42,193.95, 63,235.56 and 31,048.45

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Solution

The fourth proportional to 42,193.95, 63,235.56 and 31,048.45 is: 46,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,193.95 : 63,235.56 = 31,048.45 : x
  2. Step 2: Convert to fraction form
    42,193.95/63,235.56 = 31,048.45/x
  3. Step 3: Cross multiply
    42,193.95x = 63,235.56 × 31,048.45
  4. Step 4: Simplify right side
    42,193.95x = 1,963,366,122.88
  5. Step 5: Solve for x
    x = 1,963,366,122.88/42,193.95
  6. Step 6: Final answer
    x = 46,531.93

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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.