Home / 390,024.50-585,036.75-94,536.50

Finding the Fourth Proportional to 390,024.50, 585,036.75 and 94,536.50

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Solution

The fourth proportional to 390,024.50, 585,036.75 and 94,536.50 is: 141,804.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    390,024.50 : 585,036.75 = 94,536.50 : x
  2. Step 2: Convert to fraction form
    390,024.50/585,036.75 = 94,536.50/x
  3. Step 3: Cross multiply
    390,024.50x = 585,036.75 × 94,536.50
  4. Step 4: Simplify right side
    390,024.50x = 55,307,326,716.38
  5. Step 5: Solve for x
    x = 55,307,326,716.38/390,024.50
  6. Step 6: Final answer
    x = 141,804.75

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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.