Home / 82,569.51-113,946.14-48,579.28

Finding the Fourth Proportional to 82,569.51, 113,946.14 and 48,579.28

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Solution

The fourth proportional to 82,569.51, 113,946.14 and 48,579.28 is: 67,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,569.51 : 113,946.14 = 48,579.28 : x
  2. Step 2: Convert to fraction form
    82,569.51/113,946.14 = 48,579.28/x
  3. Step 3: Cross multiply
    82,569.51x = 113,946.14 × 48,579.28
  4. Step 4: Simplify right side
    82,569.51x = 5,535,421,276.56
  5. Step 5: Solve for x
    x = 5,535,421,276.56/82,569.51
  6. Step 6: Final answer
    x = 67,039.53

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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.