Home / 135,031.05-202,421.34-46,263.47

Finding the Fourth Proportional to 135,031.05, 202,421.34 and 46,263.47

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Solution

The fourth proportional to 135,031.05, 202,421.34 and 46,263.47 is: 69,352.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,031.05 : 202,421.34 = 46,263.47 : x
  2. Step 2: Convert to fraction form
    135,031.05/202,421.34 = 46,263.47/x
  3. Step 3: Cross multiply
    135,031.05x = 202,421.34 × 46,263.47
  4. Step 4: Simplify right side
    135,031.05x = 9,364,712,578.34
  5. Step 5: Solve for x
    x = 9,364,712,578.34/135,031.05
  6. Step 6: Final answer
    x = 69,352.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.