Home / 442,041.60-662,941.02-122,117.04

Finding the Fourth Proportional to 442,041.60, 662,941.02 and 122,117.04

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Solution

The fourth proportional to 442,041.60, 662,941.02 and 122,117.04 is: 183,142.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,041.60 : 662,941.02 = 122,117.04 : x
  2. Step 2: Convert to fraction form
    442,041.60/662,941.02 = 122,117.04/x
  3. Step 3: Cross multiply
    442,041.60x = 662,941.02 × 122,117.04
  4. Step 4: Simplify right side
    442,041.60x = 80,956,395,056.98
  5. Step 5: Solve for x
    x = 80,956,395,056.98/442,041.60
  6. Step 6: Final answer
    x = 183,142.03

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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.