Home / 67,507.30-93,048.96-47,868.40

Finding the Fourth Proportional to 67,507.30, 93,048.96 and 47,868.40

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Solution

The fourth proportional to 67,507.30, 93,048.96 and 47,868.40 is: 65,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,507.30 : 93,048.96 = 47,868.40 : x
  2. Step 2: Convert to fraction form
    67,507.30/93,048.96 = 47,868.40/x
  3. Step 3: Cross multiply
    67,507.30x = 93,048.96 × 47,868.40
  4. Step 4: Simplify right side
    67,507.30x = 4,454,104,836.86
  5. Step 5: Solve for x
    x = 4,454,104,836.86/67,507.30
  6. Step 6: Final answer
    x = 65,979.60

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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.