Home / 130,417.06-195,448.11-55,442.98

Finding the Fourth Proportional to 130,417.06, 195,448.11 and 55,442.98

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Solution

The fourth proportional to 130,417.06, 195,448.11 and 55,442.98 is: 83,089.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,417.06 : 195,448.11 = 55,442.98 : x
  2. Step 2: Convert to fraction form
    130,417.06/195,448.11 = 55,442.98/x
  3. Step 3: Cross multiply
    130,417.06x = 195,448.11 × 55,442.98
  4. Step 4: Simplify right side
    130,417.06x = 10,836,225,653.77
  5. Step 5: Solve for x
    x = 10,836,225,653.77/130,417.06
  6. Step 6: Final answer
    x = 83,089.02

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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.