Home / 157,572.51-236,358.77-57,692.22

Finding the Fourth Proportional to 157,572.51, 236,358.77 and 57,692.22

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Solution

The fourth proportional to 157,572.51, 236,358.77 and 57,692.22 is: 86,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,572.51 : 236,358.77 = 57,692.22 : x
  2. Step 2: Convert to fraction form
    157,572.51/236,358.77 = 57,692.22/x
  3. Step 3: Cross multiply
    157,572.51x = 236,358.77 × 57,692.22
  4. Step 4: Simplify right side
    157,572.51x = 13,636,060,982.96
  5. Step 5: Solve for x
    x = 13,636,060,982.96/157,572.51
  6. Step 6: Final answer
    x = 86,538.33

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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.