Home / 97,735.50-134,875.13-55,293.12

Finding the Fourth Proportional to 97,735.50, 134,875.13 and 55,293.12

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Solution

The fourth proportional to 97,735.50, 134,875.13 and 55,293.12 is: 76,304.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,735.50 : 134,875.13 = 55,293.12 : x
  2. Step 2: Convert to fraction form
    97,735.50/134,875.13 = 55,293.12/x
  3. Step 3: Cross multiply
    97,735.50x = 134,875.13 × 55,293.12
  4. Step 4: Simplify right side
    97,735.50x = 7,457,666,471.64
  5. Step 5: Solve for x
    x = 7,457,666,471.64/97,735.50
  6. Step 6: Final answer
    x = 76,304.58

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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.