Home / 107,774.06-148,762.67-69,534.68

Finding the Fourth Proportional to 107,774.06, 148,762.67 and 69,534.68

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Solution

The fourth proportional to 107,774.06, 148,762.67 and 69,534.68 is: 95,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,774.06 : 148,762.67 = 69,534.68 : x
  2. Step 2: Convert to fraction form
    107,774.06/148,762.67 = 69,534.68/x
  3. Step 3: Cross multiply
    107,774.06x = 148,762.67 × 69,534.68
  4. Step 4: Simplify right side
    107,774.06x = 10,344,164,654.40
  5. Step 5: Solve for x
    x = 10,344,164,654.40/107,774.06
  6. Step 6: Final answer
    x = 95,980.10

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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.