Home / 144,559.12-216,857.76-64,597.72

Finding the Fourth Proportional to 144,559.12, 216,857.76 and 64,597.72

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Solution

The fourth proportional to 144,559.12, 216,857.76 and 64,597.72 is: 96,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,559.12 : 216,857.76 = 64,597.72 : x
  2. Step 2: Convert to fraction form
    144,559.12/216,857.76 = 64,597.72/x
  3. Step 3: Cross multiply
    144,559.12x = 216,857.76 × 64,597.72
  4. Step 4: Simplify right side
    144,559.12x = 14,008,516,860.31
  5. Step 5: Solve for x
    x = 14,008,516,860.31/144,559.12
  6. Step 6: Final answer
    x = 96,905.11

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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.