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Finding the Fourth Proportional to 173,346.60, 260,019.90 and 106,570.20

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Solution

The fourth proportional to 173,346.60, 260,019.90 and 106,570.20 is: 159,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,346.60 : 260,019.90 = 106,570.20 : x
  2. Step 2: Convert to fraction form
    173,346.60/260,019.90 = 106,570.20/x
  3. Step 3: Cross multiply
    173,346.60x = 260,019.90 × 106,570.20
  4. Step 4: Simplify right side
    173,346.60x = 27,710,372,746.98
  5. Step 5: Solve for x
    x = 27,710,372,746.98/173,346.60
  6. Step 6: Final answer
    x = 159,855.30

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1.5x scale

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.