Home / 350,444.09-525,441.57-147,985.35

Finding the Fourth Proportional to 350,444.09, 525,441.57 and 147,985.35

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Solution

The fourth proportional to 350,444.09, 525,441.57 and 147,985.35 is: 221,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,444.09 : 525,441.57 = 147,985.35 : x
  2. Step 2: Convert to fraction form
    350,444.09/525,441.57 = 147,985.35/x
  3. Step 3: Cross multiply
    350,444.09x = 525,441.57 × 147,985.35
  4. Step 4: Simplify right side
    350,444.09x = 77,757,655,071.26
  5. Step 5: Solve for x
    x = 77,757,655,071.26/350,444.09
  6. Step 6: Final answer
    x = 221,883.20

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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.