Home / 104,461.44-144,158.09-56,715.58

Finding the Fourth Proportional to 104,461.44, 144,158.09 and 56,715.58

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Solution

The fourth proportional to 104,461.44, 144,158.09 and 56,715.58 is: 78,268.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,461.44 : 144,158.09 = 56,715.58 : x
  2. Step 2: Convert to fraction form
    104,461.44/144,158.09 = 56,715.58/x
  3. Step 3: Cross multiply
    104,461.44x = 144,158.09 × 56,715.58
  4. Step 4: Simplify right side
    104,461.44x = 8,176,009,686.04
  5. Step 5: Solve for x
    x = 8,176,009,686.04/104,461.44
  6. Step 6: Final answer
    x = 78,268.21

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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.