Home / 124,623.68-171,974.68-70,903.68

Finding the Fourth Proportional to 124,623.68, 171,974.68 and 70,903.68

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Solution

The fourth proportional to 124,623.68, 171,974.68 and 70,903.68 is: 97,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,623.68 : 171,974.68 = 70,903.68 : x
  2. Step 2: Convert to fraction form
    124,623.68/171,974.68 = 70,903.68/x
  3. Step 3: Cross multiply
    124,623.68x = 171,974.68 × 70,903.68
  4. Step 4: Simplify right side
    124,623.68x = 12,193,637,678.82
  5. Step 5: Solve for x
    x = 12,193,637,678.82/124,623.68
  6. Step 6: Final answer
    x = 97,843.67

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1.5x scale

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.