Home / 54,280.74-74,911.58-34,154.88

Finding the Fourth Proportional to 54,280.74, 74,911.58 and 34,154.88

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Solution

The fourth proportional to 54,280.74, 74,911.58 and 34,154.88 is: 47,136.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,280.74 : 74,911.58 = 34,154.88 : x
  2. Step 2: Convert to fraction form
    54,280.74/74,911.58 = 34,154.88/x
  3. Step 3: Cross multiply
    54,280.74x = 74,911.58 × 34,154.88
  4. Step 4: Simplify right side
    54,280.74x = 2,558,596,025.51
  5. Step 5: Solve for x
    x = 2,558,596,025.51/54,280.74
  6. Step 6: Final answer
    x = 47,136.35

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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.