Home / 93,139.32-139,710.26-26,579.42

Finding the Fourth Proportional to 93,139.32, 139,710.26 and 26,579.42

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Solution

The fourth proportional to 93,139.32, 139,710.26 and 26,579.42 is: 39,869.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,139.32 : 139,710.26 = 26,579.42 : x
  2. Step 2: Convert to fraction form
    93,139.32/139,710.26 = 26,579.42/x
  3. Step 3: Cross multiply
    93,139.32x = 139,710.26 × 26,579.42
  4. Step 4: Simplify right side
    93,139.32x = 3,713,417,678.85
  5. Step 5: Solve for x
    x = 3,713,417,678.85/93,139.32
  6. Step 6: Final answer
    x = 39,869.50

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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.