Home / 109,023.49-163,533.18-59,419.25

Finding the Fourth Proportional to 109,023.49, 163,533.18 and 59,419.25

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Solution

The fourth proportional to 109,023.49, 163,533.18 and 59,419.25 is: 89,127.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,023.49 : 163,533.18 = 59,419.25 : x
  2. Step 2: Convert to fraction form
    109,023.49/163,533.18 = 59,419.25/x
  3. Step 3: Cross multiply
    109,023.49x = 163,533.18 × 59,419.25
  4. Step 4: Simplify right side
    109,023.49x = 9,717,019,352.82
  5. Step 5: Solve for x
    x = 9,717,019,352.82/109,023.49
  6. Step 6: Final answer
    x = 89,127.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.