Home / 94,278.40-130,097.92-51,838.72

Finding the Fourth Proportional to 94,278.40, 130,097.92 and 51,838.72

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Solution

The fourth proportional to 94,278.40, 130,097.92 and 51,838.72 is: 71,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,278.40 : 130,097.92 = 51,838.72 : x
  2. Step 2: Convert to fraction form
    94,278.40/130,097.92 = 51,838.72/x
  3. Step 3: Cross multiply
    94,278.40x = 130,097.92 × 51,838.72
  4. Step 4: Simplify right side
    94,278.40x = 6,744,109,647.46
  5. Step 5: Solve for x
    x = 6,744,109,647.46/94,278.40
  6. Step 6: Final answer
    x = 71,533.98

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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.