Home / 94,048.79-129,787.31-53,763.45

Finding the Fourth Proportional to 94,048.79, 129,787.31 and 53,763.45

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Solution

The fourth proportional to 94,048.79, 129,787.31 and 53,763.45 is: 74,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,048.79 : 129,787.31 = 53,763.45 : x
  2. Step 2: Convert to fraction form
    94,048.79/129,787.31 = 53,763.45/x
  3. Step 3: Cross multiply
    94,048.79x = 129,787.31 × 53,763.45
  4. Step 4: Simplify right side
    94,048.79x = 6,977,813,551.82
  5. Step 5: Solve for x
    x = 6,977,813,551.82/94,048.79
  6. Step 6: Final answer
    x = 74,193.55

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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.