Home / 175,071.60-262,607.40-157,356.90

Finding the Fourth Proportional to 175,071.60, 262,607.40 and 157,356.90

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Solution

The fourth proportional to 175,071.60, 262,607.40 and 157,356.90 is: 236,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,071.60 : 262,607.40 = 157,356.90 : x
  2. Step 2: Convert to fraction form
    175,071.60/262,607.40 = 157,356.90/x
  3. Step 3: Cross multiply
    175,071.60x = 262,607.40 × 157,356.90
  4. Step 4: Simplify right side
    175,071.60x = 41,323,086,381.06
  5. Step 5: Solve for x
    x = 41,323,086,381.06/175,071.60
  6. Step 6: Final answer
    x = 236,035.35

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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.