Home / 97,847.68-135,030.36-55,410.16

Finding the Fourth Proportional to 97,847.68, 135,030.36 and 55,410.16

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Solution

The fourth proportional to 97,847.68, 135,030.36 and 55,410.16 is: 76,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,847.68 : 135,030.36 = 55,410.16 : x
  2. Step 2: Convert to fraction form
    97,847.68/135,030.36 = 55,410.16/x
  3. Step 3: Cross multiply
    97,847.68x = 135,030.36 × 55,410.16
  4. Step 4: Simplify right side
    97,847.68x = 7,482,053,852.46
  5. Step 5: Solve for x
    x = 7,482,053,852.46/97,847.68
  6. Step 6: Final answer
    x = 76,466.34

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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.