Home / 145,308.66-218,047.23-61,062.18

Finding the Fourth Proportional to 145,308.66, 218,047.23 and 61,062.18

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Solution

The fourth proportional to 145,308.66, 218,047.23 and 61,062.18 is: 91,628.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,308.66 : 218,047.23 = 61,062.18 : x
  2. Step 2: Convert to fraction form
    145,308.66/218,047.23 = 61,062.18/x
  3. Step 3: Cross multiply
    145,308.66x = 218,047.23 × 61,062.18
  4. Step 4: Simplify right side
    145,308.66x = 13,314,439,206.76
  5. Step 5: Solve for x
    x = 13,314,439,206.76/145,308.66
  6. Step 6: Final answer
    x = 91,628.67

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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.