Home / 158,831.40-238,345.80-98,977.35

Finding the Fourth Proportional to 158,831.40, 238,345.80 and 98,977.35

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Solution

The fourth proportional to 158,831.40, 238,345.80 and 98,977.35 is: 148,527.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,831.40 : 238,345.80 = 98,977.35 : x
  2. Step 2: Convert to fraction form
    158,831.40/238,345.80 = 98,977.35/x
  3. Step 3: Cross multiply
    158,831.40x = 238,345.80 × 98,977.35
  4. Step 4: Simplify right side
    158,831.40x = 23,590,835,667.63
  5. Step 5: Solve for x
    x = 23,590,835,667.63/158,831.40
  6. Step 6: Final answer
    x = 148,527.53

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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.