Home / 75,641.04-113,485.40-35,658.40

Finding the Fourth Proportional to 75,641.04, 113,485.40 and 35,658.40

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Solution

The fourth proportional to 75,641.04, 113,485.40 and 35,658.40 is: 53,498.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,641.04 : 113,485.40 = 35,658.40 : x
  2. Step 2: Convert to fraction form
    75,641.04/113,485.40 = 35,658.40/x
  3. Step 3: Cross multiply
    75,641.04x = 113,485.40 × 35,658.40
  4. Step 4: Simplify right side
    75,641.04x = 4,046,707,787.36
  5. Step 5: Solve for x
    x = 4,046,707,787.36/75,641.04
  6. Step 6: Final answer
    x = 53,498.84

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1.5x scale

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.