Home / 51,039.10-70,394.70-45,302.48

Finding the Fourth Proportional to 51,039.10, 70,394.70 and 45,302.48

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Solution

The fourth proportional to 51,039.10, 70,394.70 and 45,302.48 is: 62,482.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,039.10 : 70,394.70 = 45,302.48 : x
  2. Step 2: Convert to fraction form
    51,039.10/70,394.70 = 45,302.48/x
  3. Step 3: Cross multiply
    51,039.10x = 70,394.70 × 45,302.48
  4. Step 4: Simplify right side
    51,039.10x = 3,189,054,488.86
  5. Step 5: Solve for x
    x = 3,189,054,488.86/51,039.10
  6. Step 6: Final answer
    x = 62,482.58

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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.