Home / 215,547.26-297,455.01-124,955.67

Finding the Fourth Proportional to 215,547.26, 297,455.01 and 124,955.67

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Solution

The fourth proportional to 215,547.26, 297,455.01 and 124,955.67 is: 172,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,547.26 : 297,455.01 = 124,955.67 : x
  2. Step 2: Convert to fraction form
    215,547.26/297,455.01 = 124,955.67/x
  3. Step 3: Cross multiply
    215,547.26x = 297,455.01 × 124,955.67
  4. Step 4: Simplify right side
    215,547.26x = 37,168,690,069.41
  5. Step 5: Solve for x
    x = 37,168,690,069.41/215,547.26
  6. Step 6: Final answer
    x = 172,438.71

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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.