Home / 147,011.22-202,869.36-83,353.32

Finding the Fourth Proportional to 147,011.22, 202,869.36 and 83,353.32

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Solution

The fourth proportional to 147,011.22, 202,869.36 and 83,353.32 is: 115,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,011.22 : 202,869.36 = 83,353.32 : x
  2. Step 2: Convert to fraction form
    147,011.22/202,869.36 = 83,353.32/x
  3. Step 3: Cross multiply
    147,011.22x = 202,869.36 × 83,353.32
  4. Step 4: Simplify right side
    147,011.22x = 16,909,834,682.28
  5. Step 5: Solve for x
    x = 16,909,834,682.28/147,011.22
  6. Step 6: Final answer
    x = 115,024.11

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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.