Home / 173,623.10-260,434.65-55,306.40

Finding the Fourth Proportional to 173,623.10, 260,434.65 and 55,306.40

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Solution

The fourth proportional to 173,623.10, 260,434.65 and 55,306.40 is: 82,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,623.10 : 260,434.65 = 55,306.40 : x
  2. Step 2: Convert to fraction form
    173,623.10/260,434.65 = 55,306.40/x
  3. Step 3: Cross multiply
    173,623.10x = 260,434.65 × 55,306.40
  4. Step 4: Simplify right side
    173,623.10x = 14,403,702,926.76
  5. Step 5: Solve for x
    x = 14,403,702,926.76/173,623.10
  6. Step 6: Final answer
    x = 82,959.60

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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.