Home / 348,541.50-522,812.18-99,223.50

Finding the Fourth Proportional to 348,541.50, 522,812.18 and 99,223.50

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Solution

The fourth proportional to 348,541.50, 522,812.18 and 99,223.50 is: 148,835.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,541.50 : 522,812.18 = 99,223.50 : x
  2. Step 2: Convert to fraction form
    348,541.50/522,812.18 = 99,223.50/x
  3. Step 3: Cross multiply
    348,541.50x = 522,812.18 × 99,223.50
  4. Step 4: Simplify right side
    348,541.50x = 51,875,254,342.23
  5. Step 5: Solve for x
    x = 51,875,254,342.23/348,541.50
  6. Step 6: Final answer
    x = 148,835.23

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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.