Home / 145,898.26-218,225.30-89,600.02

Finding the Fourth Proportional to 145,898.26, 218,225.30 and 89,600.02

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Solution

The fourth proportional to 145,898.26, 218,225.30 and 89,600.02 is: 134,017.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,898.26 : 218,225.30 = 89,600.02 : x
  2. Step 2: Convert to fraction form
    145,898.26/218,225.30 = 89,600.02/x
  3. Step 3: Cross multiply
    145,898.26x = 218,225.30 × 89,600.02
  4. Step 4: Simplify right side
    145,898.26x = 19,552,991,244.51
  5. Step 5: Solve for x
    x = 19,552,991,244.51/145,898.26
  6. Step 6: Final answer
    x = 134,017.99

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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.