Home / 169,158.69-253,639.63-63,985.86

Finding the Fourth Proportional to 169,158.69, 253,639.63 and 63,985.86

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Solution

The fourth proportional to 169,158.69, 253,639.63 and 63,985.86 is: 95,941.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,158.69 : 253,639.63 = 63,985.86 : x
  2. Step 2: Convert to fraction form
    169,158.69/253,639.63 = 63,985.86/x
  3. Step 3: Cross multiply
    169,158.69x = 253,639.63 × 63,985.86
  4. Step 4: Simplify right side
    169,158.69x = 16,229,349,855.63
  5. Step 5: Solve for x
    x = 16,229,349,855.63/169,158.69
  6. Step 6: Final answer
    x = 95,941.57

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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.