Home / 145,824.54-218,755.05-57,066.58

Finding the Fourth Proportional to 145,824.54, 218,755.05 and 57,066.58

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Solution

The fourth proportional to 145,824.54, 218,755.05 and 57,066.58 is: 85,607.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,824.54 : 218,755.05 = 57,066.58 : x
  2. Step 2: Convert to fraction form
    145,824.54/218,755.05 = 57,066.58/x
  3. Step 3: Cross multiply
    145,824.54x = 218,755.05 × 57,066.58
  4. Step 4: Simplify right side
    145,824.54x = 12,483,602,561.23
  5. Step 5: Solve for x
    x = 12,483,602,561.23/145,824.54
  6. Step 6: Final answer
    x = 85,607.01

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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.