Home / 130,056.10-195,004.95-51,075.70

Finding the Fourth Proportional to 130,056.10, 195,004.95 and 51,075.70

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Solution

The fourth proportional to 130,056.10, 195,004.95 and 51,075.70 is: 76,582.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,056.10 : 195,004.95 = 51,075.70 : x
  2. Step 2: Convert to fraction form
    130,056.10/195,004.95 = 51,075.70/x
  3. Step 3: Cross multiply
    130,056.10x = 195,004.95 × 51,075.70
  4. Step 4: Simplify right side
    130,056.10x = 9,960,014,324.72
  5. Step 5: Solve for x
    x = 9,960,014,324.72/130,056.10
  6. Step 6: Final answer
    x = 76,582.45

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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.