Home / 152,298.43-228,448.10-52,457.32

Finding the Fourth Proportional to 152,298.43, 228,448.10 and 52,457.32

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Solution

The fourth proportional to 152,298.43, 228,448.10 and 52,457.32 is: 78,686.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,298.43 : 228,448.10 = 52,457.32 : x
  2. Step 2: Convert to fraction form
    152,298.43/228,448.10 = 52,457.32/x
  3. Step 3: Cross multiply
    152,298.43x = 228,448.10 × 52,457.32
  4. Step 4: Simplify right side
    152,298.43x = 11,983,775,206.72
  5. Step 5: Solve for x
    x = 11,983,775,206.72/152,298.43
  6. Step 6: Final answer
    x = 78,686.14

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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.