Home / 51,905.08-71,402.34-45,502.84

Finding the Fourth Proportional to 51,905.08, 71,402.34 and 45,502.84

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Solution

The fourth proportional to 51,905.08, 71,402.34 and 45,502.84 is: 62,595.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,905.08 : 71,402.34 = 45,502.84 : x
  2. Step 2: Convert to fraction form
    51,905.08/71,402.34 = 45,502.84/x
  3. Step 3: Cross multiply
    51,905.08x = 71,402.34 × 45,502.84
  4. Step 4: Simplify right side
    51,905.08x = 3,249,009,252.65
  5. Step 5: Solve for x
    x = 3,249,009,252.65/51,905.08
  6. Step 6: Final answer
    x = 62,595.21

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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.