Home / 55,929.51-77,184.34-30,437.52

Finding the Fourth Proportional to 55,929.51, 77,184.34 and 30,437.52

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Solution

The fourth proportional to 55,929.51, 77,184.34 and 30,437.52 is: 42,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,929.51 : 77,184.34 = 30,437.52 : x
  2. Step 2: Convert to fraction form
    55,929.51/77,184.34 = 30,437.52/x
  3. Step 3: Cross multiply
    55,929.51x = 77,184.34 × 30,437.52
  4. Step 4: Simplify right side
    55,929.51x = 2,349,299,506.52
  5. Step 5: Solve for x
    x = 2,349,299,506.52/55,929.51
  6. Step 6: Final answer
    x = 42,004.65

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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.