Home / 173,738.40-239,728.14-102,132.96

Finding the Fourth Proportional to 173,738.40, 239,728.14 and 102,132.96

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Solution

The fourth proportional to 173,738.40, 239,728.14 and 102,132.96 is: 140,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,738.40 : 239,728.14 = 102,132.96 : x
  2. Step 2: Convert to fraction form
    173,738.40/239,728.14 = 102,132.96/x
  3. Step 3: Cross multiply
    173,738.40x = 239,728.14 × 102,132.96
  4. Step 4: Simplify right side
    173,738.40x = 24,484,144,533.49
  5. Step 5: Solve for x
    x = 24,484,144,533.49/173,738.40
  6. Step 6: Final answer
    x = 140,925.35

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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.