Home / 77,731.24-116,495.58-56,455.24

Finding the Fourth Proportional to 77,731.24, 116,495.58 and 56,455.24

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Solution

The fourth proportional to 77,731.24, 116,495.58 and 56,455.24 is: 84,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,731.24 : 116,495.58 = 56,455.24 : x
  2. Step 2: Convert to fraction form
    77,731.24/116,495.58 = 56,455.24/x
  3. Step 3: Cross multiply
    77,731.24x = 116,495.58 × 56,455.24
  4. Step 4: Simplify right side
    77,731.24x = 6,576,785,927.84
  5. Step 5: Solve for x
    x = 6,576,785,927.84/77,731.24
  6. Step 6: Final answer
    x = 84,609.30

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1.5x scale

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.