Home / 66,623.86-99,931.65-22,246.89

Finding the Fourth Proportional to 66,623.86, 99,931.65 and 22,246.89

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Solution

The fourth proportional to 66,623.86, 99,931.65 and 22,246.89 is: 33,368.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,623.86 : 99,931.65 = 22,246.89 : x
  2. Step 2: Convert to fraction form
    66,623.86/99,931.65 = 22,246.89/x
  3. Step 3: Cross multiply
    66,623.86x = 99,931.65 × 22,246.89
  4. Step 4: Simplify right side
    66,623.86x = 2,223,168,425.07
  5. Step 5: Solve for x
    x = 2,223,168,425.07/66,623.86
  6. Step 6: Final answer
    x = 33,368.95

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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.