Home / 282,831.30-390,284.04-166,526.34

Finding the Fourth Proportional to 282,831.30, 390,284.04 and 166,526.34

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Solution

The fourth proportional to 282,831.30, 390,284.04 and 166,526.34 is: 229,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,831.30 : 390,284.04 = 166,526.34 : x
  2. Step 2: Convert to fraction form
    282,831.30/390,284.04 = 166,526.34/x
  3. Step 3: Cross multiply
    282,831.30x = 390,284.04 × 166,526.34
  4. Step 4: Simplify right side
    282,831.30x = 64,992,572,741.61
  5. Step 5: Solve for x
    x = 64,992,572,741.61/282,831.30
  6. Step 6: Final answer
    x = 229,792.72

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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.