Home / 228,943.40-343,415.10-102,583.40

Finding the Fourth Proportional to 228,943.40, 343,415.10 and 102,583.40

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Solution

The fourth proportional to 228,943.40, 343,415.10 and 102,583.40 is: 153,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,943.40 : 343,415.10 = 102,583.40 : x
  2. Step 2: Convert to fraction form
    228,943.40/343,415.10 = 102,583.40/x
  3. Step 3: Cross multiply
    228,943.40x = 343,415.10 × 102,583.40
  4. Step 4: Simplify right side
    228,943.40x = 35,228,688,569.34
  5. Step 5: Solve for x
    x = 35,228,688,569.34/228,943.40
  6. Step 6: Final answer
    x = 153,875.10

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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.