Home / 88,727.10-133,090.65-42,071.10

Finding the Fourth Proportional to 88,727.10, 133,090.65 and 42,071.10

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Solution

The fourth proportional to 88,727.10, 133,090.65 and 42,071.10 is: 63,106.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,727.10 : 133,090.65 = 42,071.10 : x
  2. Step 2: Convert to fraction form
    88,727.10/133,090.65 = 42,071.10/x
  3. Step 3: Cross multiply
    88,727.10x = 133,090.65 × 42,071.10
  4. Step 4: Simplify right side
    88,727.10x = 5,599,270,045.22
  5. Step 5: Solve for x
    x = 5,599,270,045.22/88,727.10
  6. Step 6: Final answer
    x = 63,106.65

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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.