Home / 109,526.94-164,290.41-42,998.40

Finding the Fourth Proportional to 109,526.94, 164,290.41 and 42,998.40

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Solution

The fourth proportional to 109,526.94, 164,290.41 and 42,998.40 is: 64,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,526.94 : 164,290.41 = 42,998.40 : x
  2. Step 2: Convert to fraction form
    109,526.94/164,290.41 = 42,998.40/x
  3. Step 3: Cross multiply
    109,526.94x = 164,290.41 × 42,998.40
  4. Step 4: Simplify right side
    109,526.94x = 7,064,224,765.34
  5. Step 5: Solve for x
    x = 7,064,224,765.34/109,526.94
  6. Step 6: Final answer
    x = 64,497.60

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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.