Home / 104,548.39-144,276.93-56,801.72

Finding the Fourth Proportional to 104,548.39, 144,276.93 and 56,801.72

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Solution

The fourth proportional to 104,548.39, 144,276.93 and 56,801.72 is: 78,386.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,548.39 : 144,276.93 = 56,801.72 : x
  2. Step 2: Convert to fraction form
    104,548.39/144,276.93 = 56,801.72/x
  3. Step 3: Cross multiply
    104,548.39x = 144,276.93 × 56,801.72
  4. Step 4: Simplify right side
    104,548.39x = 8,195,178,141.01
  5. Step 5: Solve for x
    x = 8,195,178,141.01/104,548.39
  6. Step 6: Final answer
    x = 78,386.46

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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.