Home / 56,166.75-77,510.18-31,016.25

Finding the Fourth Proportional to 56,166.75, 77,510.18 and 31,016.25

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Solution

The fourth proportional to 56,166.75, 77,510.18 and 31,016.25 is: 42,802.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,166.75 : 77,510.18 = 31,016.25 : x
  2. Step 2: Convert to fraction form
    56,166.75/77,510.18 = 31,016.25/x
  3. Step 3: Cross multiply
    56,166.75x = 77,510.18 × 31,016.25
  4. Step 4: Simplify right side
    56,166.75x = 2,404,075,197.97
  5. Step 5: Solve for x
    x = 2,404,075,197.97/56,166.75
  6. Step 6: Final answer
    x = 42,802.46

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1.5x scale

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.