Home / 247,002.04-340,858.37-139,569.76

Finding the Fourth Proportional to 247,002.04, 340,858.37 and 139,569.76

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Solution

The fourth proportional to 247,002.04, 340,858.37 and 139,569.76 is: 192,603.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,002.04 : 340,858.37 = 139,569.76 : x
  2. Step 2: Convert to fraction form
    247,002.04/340,858.37 = 139,569.76/x
  3. Step 3: Cross multiply
    247,002.04x = 340,858.37 × 139,569.76
  4. Step 4: Simplify right side
    247,002.04x = 47,573,520,894.89
  5. Step 5: Solve for x
    x = 47,573,520,894.89/247,002.04
  6. Step 6: Final answer
    x = 192,603.76

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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.