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Finding the Fourth Proportional to 110,242.32, 152,134.20 and 59,941.20

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Solution

The fourth proportional to 110,242.32, 152,134.20 and 59,941.20 is: 82,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,242.32 : 152,134.20 = 59,941.20 : x
  2. Step 2: Convert to fraction form
    110,242.32/152,134.20 = 59,941.20/x
  3. Step 3: Cross multiply
    110,242.32x = 152,134.20 × 59,941.20
  4. Step 4: Simplify right side
    110,242.32x = 9,119,106,509.04
  5. Step 5: Solve for x
    x = 9,119,106,509.04/110,242.32
  6. Step 6: Final answer
    x = 82,718.75

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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.