Home / 98,714.22-136,225.65-55,702.83

Finding the Fourth Proportional to 98,714.22, 136,225.65 and 55,702.83

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Solution

The fourth proportional to 98,714.22, 136,225.65 and 55,702.83 is: 76,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,714.22 : 136,225.65 = 55,702.83 : x
  2. Step 2: Convert to fraction form
    98,714.22/136,225.65 = 55,702.83/x
  3. Step 3: Cross multiply
    98,714.22x = 136,225.65 × 55,702.83
  4. Step 4: Simplify right side
    98,714.22x = 7,588,154,223.59
  5. Step 5: Solve for x
    x = 7,588,154,223.59/98,714.22
  6. Step 6: Final answer
    x = 76,869.92

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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.