Home / 104,184.04-143,773.40-56,438.32

Finding the Fourth Proportional to 104,184.04, 143,773.40 and 56,438.32

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Solution

The fourth proportional to 104,184.04, 143,773.40 and 56,438.32 is: 77,884.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,184.04 : 143,773.40 = 56,438.32 : x
  2. Step 2: Convert to fraction form
    104,184.04/143,773.40 = 56,438.32/x
  3. Step 3: Cross multiply
    104,184.04x = 143,773.40 × 56,438.32
  4. Step 4: Simplify right side
    104,184.04x = 8,114,329,156.69
  5. Step 5: Solve for x
    x = 8,114,329,156.69/104,184.04
  6. Step 6: Final answer
    x = 77,884.57

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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.