Home / 75,030.10-103,537.70-41,031.98

Finding the Fourth Proportional to 75,030.10, 103,537.70 and 41,031.98

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Solution

The fourth proportional to 75,030.10, 103,537.70 and 41,031.98 is: 56,622.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,030.10 : 103,537.70 = 41,031.98 : x
  2. Step 2: Convert to fraction form
    75,030.10/103,537.70 = 41,031.98/x
  3. Step 3: Cross multiply
    75,030.10x = 103,537.70 × 41,031.98
  4. Step 4: Simplify right side
    75,030.10x = 4,248,356,835.65
  5. Step 5: Solve for x
    x = 4,248,356,835.65/75,030.10
  6. Step 6: Final answer
    x = 56,622.03

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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.