Home / 62,113.32-85,714.20-33,818.40

Finding the Fourth Proportional to 62,113.32, 85,714.20 and 33,818.40

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Solution

The fourth proportional to 62,113.32, 85,714.20 and 33,818.40 is: 46,668.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,113.32 : 85,714.20 = 33,818.40 : x
  2. Step 2: Convert to fraction form
    62,113.32/85,714.20 = 33,818.40/x
  3. Step 3: Cross multiply
    62,113.32x = 85,714.20 × 33,818.40
  4. Step 4: Simplify right side
    62,113.32x = 2,898,717,101.28
  5. Step 5: Solve for x
    x = 2,898,717,101.28/62,113.32
  6. Step 6: Final answer
    x = 46,668.20

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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.