Home / 350,548.74-525,444.03-139,955.22

Finding the Fourth Proportional to 350,548.74, 525,444.03 and 139,955.22

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Solution

The fourth proportional to 350,548.74, 525,444.03 and 139,955.22 is: 209,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,548.74 : 525,444.03 = 139,955.22 : x
  2. Step 2: Convert to fraction form
    350,548.74/525,444.03 = 139,955.22/x
  3. Step 3: Cross multiply
    350,548.74x = 525,444.03 × 139,955.22
  4. Step 4: Simplify right side
    350,548.74x = 73,538,634,816.34
  5. Step 5: Solve for x
    x = 73,538,634,816.34/350,548.74
  6. Step 6: Final answer
    x = 209,781.48

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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.