Home / 97,851.13-135,035.10-55,417.93

Finding the Fourth Proportional to 97,851.13, 135,035.10 and 55,417.93

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Solution

The fourth proportional to 97,851.13, 135,035.10 and 55,417.93 is: 76,477.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,851.13 : 135,035.10 = 55,417.93 : x
  2. Step 2: Convert to fraction form
    97,851.13/135,035.10 = 55,417.93/x
  3. Step 3: Cross multiply
    97,851.13x = 135,035.10 × 55,417.93
  4. Step 4: Simplify right side
    97,851.13x = 7,483,365,719.34
  5. Step 5: Solve for x
    x = 7,483,365,719.34/97,851.13
  6. Step 6: Final answer
    x = 76,477.05

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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.