Home / 158,506.61-237,626.64-74,222.36

Finding the Fourth Proportional to 158,506.61, 237,626.64 and 74,222.36

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Solution

The fourth proportional to 158,506.61, 237,626.64 and 74,222.36 is: 111,271.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,506.61 : 237,626.64 = 74,222.36 : x
  2. Step 2: Convert to fraction form
    158,506.61/237,626.64 = 74,222.36/x
  3. Step 3: Cross multiply
    158,506.61x = 237,626.64 × 74,222.36
  4. Step 4: Simplify right side
    158,506.61x = 17,637,208,831.54
  5. Step 5: Solve for x
    x = 17,637,208,831.54/158,506.61
  6. Step 6: Final answer
    x = 111,271.13

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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.