Home / 112,844.16-169,311.60-56,714.40

Finding the Fourth Proportional to 112,844.16, 169,311.60 and 56,714.40

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Solution

The fourth proportional to 112,844.16, 169,311.60 and 56,714.40 is: 85,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,844.16 : 169,311.60 = 56,714.40 : x
  2. Step 2: Convert to fraction form
    112,844.16/169,311.60 = 56,714.40/x
  3. Step 3: Cross multiply
    112,844.16x = 169,311.60 × 56,714.40
  4. Step 4: Simplify right side
    112,844.16x = 9,602,405,807.04
  5. Step 5: Solve for x
    x = 9,602,405,807.04/112,844.16
  6. Step 6: Final answer
    x = 85,094.40

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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.