Home / 109,617.60-164,426.40-97,370.40

Finding the Fourth Proportional to 109,617.60, 164,426.40 and 97,370.40

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Solution

The fourth proportional to 109,617.60, 164,426.40 and 97,370.40 is: 146,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,617.60 : 164,426.40 = 97,370.40 : x
  2. Step 2: Convert to fraction form
    109,617.60/164,426.40 = 97,370.40/x
  3. Step 3: Cross multiply
    109,617.60x = 164,426.40 × 97,370.40
  4. Step 4: Simplify right side
    109,617.60x = 16,010,264,338.56
  5. Step 5: Solve for x
    x = 16,010,264,338.56/109,617.60
  6. Step 6: Final answer
    x = 146,055.60

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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.