Home / 104,445.17-144,133.98-56,698.18

Finding the Fourth Proportional to 104,445.17, 144,133.98 and 56,698.18

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Solution

The fourth proportional to 104,445.17, 144,133.98 and 56,698.18 is: 78,243.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,445.17 : 144,133.98 = 56,698.18 : x
  2. Step 2: Convert to fraction form
    104,445.17/144,133.98 = 56,698.18/x
  3. Step 3: Cross multiply
    104,445.17x = 144,133.98 × 56,698.18
  4. Step 4: Simplify right side
    104,445.17x = 8,172,134,342.16
  5. Step 5: Solve for x
    x = 8,172,134,342.16/104,445.17
  6. Step 6: Final answer
    x = 78,243.30

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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.