Home / 247,348.49-341,341.02-139,916.23

Finding the Fourth Proportional to 247,348.49, 341,341.02 and 139,916.23

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Solution

The fourth proportional to 247,348.49, 341,341.02 and 139,916.23 is: 193,084.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,348.49 : 341,341.02 = 139,916.23 : x
  2. Step 2: Convert to fraction form
    247,348.49/341,341.02 = 139,916.23/x
  3. Step 3: Cross multiply
    247,348.49x = 341,341.02 × 139,916.23
  4. Step 4: Simplify right side
    247,348.49x = 47,759,147,809.40
  5. Step 5: Solve for x
    x = 47,759,147,809.40/247,348.49
  6. Step 6: Final answer
    x = 193,084.46

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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.