Home / 348,541.51-522,812.19-99,223.51

Finding the Fourth Proportional to 348,541.51, 522,812.19 and 99,223.51

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Solution

The fourth proportional to 348,541.51, 522,812.19 and 99,223.51 is: 148,835.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,541.51 : 522,812.19 = 99,223.51 : x
  2. Step 2: Convert to fraction form
    348,541.51/522,812.19 = 99,223.51/x
  3. Step 3: Cross multiply
    348,541.51x = 522,812.19 × 99,223.51
  4. Step 4: Simplify right side
    348,541.51x = 51,875,260,562.59
  5. Step 5: Solve for x
    x = 51,875,260,562.59/348,541.51
  6. Step 6: Final answer
    x = 148,835.24

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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.