Home / 55,810.07-77,031.17-31,950.51

Finding the Fourth Proportional to 55,810.07, 77,031.17 and 31,950.51

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Solution

The fourth proportional to 55,810.07, 77,031.17 and 31,950.51 is: 44,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,810.07 : 77,031.17 = 31,950.51 : x
  2. Step 2: Convert to fraction form
    55,810.07/77,031.17 = 31,950.51/x
  3. Step 3: Cross multiply
    55,810.07x = 77,031.17 × 31,950.51
  4. Step 4: Simplify right side
    55,810.07x = 2,461,185,167.40
  5. Step 5: Solve for x
    x = 2,461,185,167.40/55,810.07
  6. Step 6: Final answer
    x = 44,099.30

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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.