Home / 94,412.30-130,278.29-55,647.59

Finding the Fourth Proportional to 94,412.30, 130,278.29 and 55,647.59

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Solution

The fourth proportional to 94,412.30, 130,278.29 and 55,647.59 is: 76,787.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,412.30 : 130,278.29 = 55,647.59 : x
  2. Step 2: Convert to fraction form
    94,412.30/130,278.29 = 55,647.59/x
  3. Step 3: Cross multiply
    94,412.30x = 130,278.29 × 55,647.59
  4. Step 4: Simplify right side
    94,412.30x = 7,249,672,589.58
  5. Step 5: Solve for x
    x = 7,249,672,589.58/94,412.30
  6. Step 6: Final answer
    x = 76,787.37

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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.