Home / 122,225.02-168,669.94-68,510.02

Finding the Fourth Proportional to 122,225.02, 168,669.94 and 68,510.02

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Solution

The fourth proportional to 122,225.02, 168,669.94 and 68,510.02 is: 94,543.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,225.02 : 168,669.94 = 68,510.02 : x
  2. Step 2: Convert to fraction form
    122,225.02/168,669.94 = 68,510.02/x
  3. Step 3: Cross multiply
    122,225.02x = 168,669.94 × 68,510.02
  4. Step 4: Simplify right side
    122,225.02x = 11,555,580,962.80
  5. Step 5: Solve for x
    x = 11,555,580,962.80/122,225.02
  6. Step 6: Final answer
    x = 94,543.50

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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.