Home / 130,901.40-180,586.89-82,473.93

Finding the Fourth Proportional to 130,901.40, 180,586.89 and 82,473.93

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Solution

The fourth proportional to 130,901.40, 180,586.89 and 82,473.93 is: 113,778.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,901.40 : 180,586.89 = 82,473.93 : x
  2. Step 2: Convert to fraction form
    130,901.40/180,586.89 = 82,473.93/x
  3. Step 3: Cross multiply
    130,901.40x = 180,586.89 × 82,473.93
  4. Step 4: Simplify right side
    130,901.40x = 14,893,710,524.78
  5. Step 5: Solve for x
    x = 14,893,710,524.78/130,901.40
  6. Step 6: Final answer
    x = 113,778.08

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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.