Home / 212,063.04-292,649.10-115,267.34

Finding the Fourth Proportional to 212,063.04, 292,649.10 and 115,267.34

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Solution

The fourth proportional to 212,063.04, 292,649.10 and 115,267.34 is: 159,070.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,063.04 : 292,649.10 = 115,267.34 : x
  2. Step 2: Convert to fraction form
    212,063.04/292,649.10 = 115,267.34/x
  3. Step 3: Cross multiply
    212,063.04x = 292,649.10 × 115,267.34
  4. Step 4: Simplify right side
    212,063.04x = 33,732,881,847.15
  5. Step 5: Solve for x
    x = 33,732,881,847.15/212,063.04
  6. Step 6: Final answer
    x = 159,070.07

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1.5x scale

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.