Home / 53,208.90-73,437.03-31,999.86

Finding the Fourth Proportional to 53,208.90, 73,437.03 and 31,999.86

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Solution

The fourth proportional to 53,208.90, 73,437.03 and 31,999.86 is: 44,165.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,208.90 : 73,437.03 = 31,999.86 : x
  2. Step 2: Convert to fraction form
    53,208.90/73,437.03 = 31,999.86/x
  3. Step 3: Cross multiply
    53,208.90x = 73,437.03 × 31,999.86
  4. Step 4: Simplify right side
    53,208.90x = 2,349,974,678.82
  5. Step 5: Solve for x
    x = 2,349,974,678.82/53,208.90
  6. Step 6: Final answer
    x = 44,165.07

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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.