Home / 130,494.48-180,094.89-73,133.52

Finding the Fourth Proportional to 130,494.48, 180,094.89 and 73,133.52

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Solution

The fourth proportional to 130,494.48, 180,094.89 and 73,133.52 is: 100,931.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,494.48 : 180,094.89 = 73,133.52 : x
  2. Step 2: Convert to fraction form
    130,494.48/180,094.89 = 73,133.52/x
  3. Step 3: Cross multiply
    130,494.48x = 180,094.89 × 73,133.52
  4. Step 4: Simplify right side
    130,494.48x = 13,170,973,239.71
  5. Step 5: Solve for x
    x = 13,170,973,239.71/130,494.48
  6. Step 6: Final answer
    x = 100,931.27

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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.