Home / 107,509.19-160,576.27-97,362.45

Finding the Fourth Proportional to 107,509.19, 160,576.27 and 97,362.45

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Solution

The fourth proportional to 107,509.19, 160,576.27 and 97,362.45 is: 145,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,509.19 : 160,576.27 = 97,362.45 : x
  2. Step 2: Convert to fraction form
    107,509.19/160,576.27 = 97,362.45/x
  3. Step 3: Cross multiply
    107,509.19x = 160,576.27 × 97,362.45
  4. Step 4: Simplify right side
    107,509.19x = 15,634,098,815.66
  5. Step 5: Solve for x
    x = 15,634,098,815.66/107,509.19
  6. Step 6: Final answer
    x = 145,421.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.