Home / 58,830.84-81,186.48-31,973.28

Finding the Fourth Proportional to 58,830.84, 81,186.48 and 31,973.28

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Solution

The fourth proportional to 58,830.84, 81,186.48 and 31,973.28 is: 44,123.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,830.84 : 81,186.48 = 31,973.28 : x
  2. Step 2: Convert to fraction form
    58,830.84/81,186.48 = 31,973.28/x
  3. Step 3: Cross multiply
    58,830.84x = 81,186.48 × 31,973.28
  4. Step 4: Simplify right side
    58,830.84x = 2,595,798,057.25
  5. Step 5: Solve for x
    x = 2,595,798,057.25/58,830.84
  6. Step 6: Final answer
    x = 44,123.08

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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.