Home / 132,547.36-182,920.12-75,969.52

Finding the Fourth Proportional to 132,547.36, 182,920.12 and 75,969.52

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Solution

The fourth proportional to 132,547.36, 182,920.12 and 75,969.52 is: 104,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,547.36 : 182,920.12 = 75,969.52 : x
  2. Step 2: Convert to fraction form
    132,547.36/182,920.12 = 75,969.52/x
  3. Step 3: Cross multiply
    132,547.36x = 182,920.12 × 75,969.52
  4. Step 4: Simplify right side
    132,547.36x = 13,896,353,714.74
  5. Step 5: Solve for x
    x = 13,896,353,714.74/132,547.36
  6. Step 6: Final answer
    x = 104,840.67

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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.