Home / 104,614.08-144,365.72-56,868.63

Finding the Fourth Proportional to 104,614.08, 144,365.72 and 56,868.63

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Solution

The fourth proportional to 104,614.08, 144,365.72 and 56,868.63 is: 78,477.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,614.08 : 144,365.72 = 56,868.63 : x
  2. Step 2: Convert to fraction form
    104,614.08/144,365.72 = 56,868.63/x
  3. Step 3: Cross multiply
    104,614.08x = 144,365.72 × 56,868.63
  4. Step 4: Simplify right side
    104,614.08x = 8,209,880,715.36
  5. Step 5: Solve for x
    x = 8,209,880,715.36/104,614.08
  6. Step 6: Final answer
    x = 78,477.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.