Home / 130,088.45-195,145.66-35,320.16

Finding the Fourth Proportional to 130,088.45, 195,145.66 and 35,320.16

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Solution

The fourth proportional to 130,088.45, 195,145.66 and 35,320.16 is: 52,983.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,088.45 : 195,145.66 = 35,320.16 : x
  2. Step 2: Convert to fraction form
    130,088.45/195,145.66 = 35,320.16/x
  3. Step 3: Cross multiply
    130,088.45x = 195,145.66 × 35,320.16
  4. Step 4: Simplify right side
    130,088.45x = 6,892,574,870.48
  5. Step 5: Solve for x
    x = 6,892,574,870.48/130,088.45
  6. Step 6: Final answer
    x = 52,983.76

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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.