Home / 105,550.40-145,651.70-59,607.26

Finding the Fourth Proportional to 105,550.40, 145,651.70 and 59,607.26

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Solution

The fourth proportional to 105,550.40, 145,651.70 and 59,607.26 is: 82,253.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,550.40 : 145,651.70 = 59,607.26 : x
  2. Step 2: Convert to fraction form
    105,550.40/145,651.70 = 59,607.26/x
  3. Step 3: Cross multiply
    105,550.40x = 145,651.70 × 59,607.26
  4. Step 4: Simplify right side
    105,550.40x = 8,681,898,751.34
  5. Step 5: Solve for x
    x = 8,681,898,751.34/105,550.40
  6. Step 6: Final answer
    x = 82,253.58

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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.