Home / 56,247.04-77,622.48-31,098.16

Finding the Fourth Proportional to 56,247.04, 77,622.48 and 31,098.16

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Solution

The fourth proportional to 56,247.04, 77,622.48 and 31,098.16 is: 42,916.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,247.04 : 77,622.48 = 31,098.16 : x
  2. Step 2: Convert to fraction form
    56,247.04/77,622.48 = 31,098.16/x
  3. Step 3: Cross multiply
    56,247.04x = 77,622.48 × 31,098.16
  4. Step 4: Simplify right side
    56,247.04x = 2,413,916,302.64
  5. Step 5: Solve for x
    x = 2,413,916,302.64/56,247.04
  6. Step 6: Final answer
    x = 42,916.33

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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.