Home / 56,175.04-77,521.08-31,024

Finding the Fourth Proportional to 56,175.04, 77,521.08 and 31,024

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Solution

The fourth proportional to 56,175.04, 77,521.08 and 31,024 is: 42,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,175.04 : 77,521.08 = 31,024 : x
  2. Step 2: Convert to fraction form
    56,175.04/77,521.08 = 31,024/x
  3. Step 3: Cross multiply
    56,175.04x = 77,521.08 × 31,024
  4. Step 4: Simplify right side
    56,175.04x = 2,405,013,985.92
  5. Step 5: Solve for x
    x = 2,405,013,985.92/56,175.04
  6. Step 6: Final answer
    x = 42,812.86

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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.