Home / 90,285.65-124,552.84-58,464.80

Finding the Fourth Proportional to 90,285.65, 124,552.84 and 58,464.80

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Solution

The fourth proportional to 90,285.65, 124,552.84 and 58,464.80 is: 80,654.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,285.65 : 124,552.84 = 58,464.80 : x
  2. Step 2: Convert to fraction form
    90,285.65/124,552.84 = 58,464.80/x
  3. Step 3: Cross multiply
    90,285.65x = 124,552.84 × 58,464.80
  4. Step 4: Simplify right side
    90,285.65x = 7,281,956,880.03
  5. Step 5: Solve for x
    x = 7,281,956,880.03/90,285.65
  6. Step 6: Final answer
    x = 80,654.64

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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.