Home / 55,647.16-83,290.06-40,852.76

Finding the Fourth Proportional to 55,647.16, 83,290.06 and 40,852.76

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Solution

The fourth proportional to 55,647.16, 83,290.06 and 40,852.76 is: 61,146.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,647.16 : 83,290.06 = 40,852.76 : x
  2. Step 2: Convert to fraction form
    55,647.16/83,290.06 = 40,852.76/x
  3. Step 3: Cross multiply
    55,647.16x = 83,290.06 × 40,852.76
  4. Step 4: Simplify right side
    55,647.16x = 3,402,628,831.57
  5. Step 5: Solve for x
    x = 3,402,628,831.57/55,647.16
  6. Step 6: Final answer
    x = 61,146.50

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1.5x scale

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.