Home / 123,323,951.04-170,174,649.24-68,309,528.64

Finding the Fourth Proportional to 123,323,951.04, 170,174,649.24 and 68,309,528.64

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Solution

The fourth proportional to 123,323,951.04, 170,174,649.24 and 68,309,528.64 is: 94,260,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,323,951.04 : 170,174,649.24 = 68,309,528.64 : x
  2. Step 2: Convert to fraction form
    123,323,951.04/170,174,649.24 = 68,309,528.64/x
  3. Step 3: Cross multiply
    123,323,951.04x = 170,174,649.24 × 68,309,528.64
  4. Step 4: Simplify right side
    123,323,951.04x = 11,624,550,076,061,734
  5. Step 5: Solve for x
    x = 11,624,550,076,061,734/123,323,951.04
  6. Step 6: Final answer
    x = 94,260,279.35

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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.