Home / 312,420.17-468,533.35-112,714.61

Finding the Fourth Proportional to 312,420.17, 468,533.35 and 112,714.61

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Solution

The fourth proportional to 312,420.17, 468,533.35 and 112,714.61 is: 169,036.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,420.17 : 468,533.35 = 112,714.61 : x
  2. Step 2: Convert to fraction form
    312,420.17/468,533.35 = 112,714.61/x
  3. Step 3: Cross multiply
    312,420.17x = 468,533.35 × 112,714.61
  4. Step 4: Simplify right side
    312,420.17x = 52,810,551,615.47
  5. Step 5: Solve for x
    x = 52,810,551,615.47/312,420.17
  6. Step 6: Final answer
    x = 169,036.95

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1.5x scale

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.