Home / 173,746.40-260,595.30-55,429.70

Finding the Fourth Proportional to 173,746.40, 260,595.30 and 55,429.70

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Solution

The fourth proportional to 173,746.40, 260,595.30 and 55,429.70 is: 83,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,746.40 : 260,595.30 = 55,429.70 : x
  2. Step 2: Convert to fraction form
    173,746.40/260,595.30 = 55,429.70/x
  3. Step 3: Cross multiply
    173,746.40x = 260,595.30 × 55,429.70
  4. Step 4: Simplify right side
    173,746.40x = 14,444,719,300.41
  5. Step 5: Solve for x
    x = 14,444,719,300.41/173,746.40
  6. Step 6: Final answer
    x = 83,136.80

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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.