Home / 97,165.74-145,419.40-59,749.51

Finding the Fourth Proportional to 97,165.74, 145,419.40 and 59,749.51

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Solution

The fourth proportional to 97,165.74, 145,419.40 and 59,749.51 is: 89,421.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,165.74 : 145,419.40 = 59,749.51 : x
  2. Step 2: Convert to fraction form
    97,165.74/145,419.40 = 59,749.51/x
  3. Step 3: Cross multiply
    97,165.74x = 145,419.40 × 59,749.51
  4. Step 4: Simplify right side
    97,165.74x = 8,688,736,868.65
  5. Step 5: Solve for x
    x = 8,688,736,868.65/97,165.74
  6. Step 6: Final answer
    x = 89,421.82

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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.