Home / 104,184.36-143,774.27-56,437.89

Finding the Fourth Proportional to 104,184.36, 143,774.27 and 56,437.89

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Solution

The fourth proportional to 104,184.36, 143,774.27 and 56,437.89 is: 77,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,184.36 : 143,774.27 = 56,437.89 : x
  2. Step 2: Convert to fraction form
    104,184.36/143,774.27 = 56,437.89/x
  3. Step 3: Cross multiply
    104,184.36x = 143,774.27 × 56,437.89
  4. Step 4: Simplify right side
    104,184.36x = 8,114,316,435.09
  5. Step 5: Solve for x
    x = 8,114,316,435.09/104,184.36
  6. Step 6: Final answer
    x = 77,884.21

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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.