Home / 98,265.42-135,589.95-55,808.46

Finding the Fourth Proportional to 98,265.42, 135,589.95 and 55,808.46

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Solution

The fourth proportional to 98,265.42, 135,589.95 and 55,808.46 is: 77,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,265.42 : 135,589.95 = 55,808.46 : x
  2. Step 2: Convert to fraction form
    98,265.42/135,589.95 = 55,808.46/x
  3. Step 3: Cross multiply
    98,265.42x = 135,589.95 × 55,808.46
  4. Step 4: Simplify right side
    98,265.42x = 7,567,066,300.98
  5. Step 5: Solve for x
    x = 7,567,066,300.98/98,265.42
  6. Step 6: Final answer
    x = 77,006.40

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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.