Home / 212,646.40-293,322.27-126,547.66

Finding the Fourth Proportional to 212,646.40, 293,322.27 and 126,547.66

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Solution

The fourth proportional to 212,646.40, 293,322.27 and 126,547.66 is: 174,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,646.40 : 293,322.27 = 126,547.66 : x
  2. Step 2: Convert to fraction form
    212,646.40/293,322.27 = 126,547.66/x
  3. Step 3: Cross multiply
    212,646.40x = 293,322.27 × 126,547.66
  4. Step 4: Simplify right side
    212,646.40x = 37,119,246,894.39
  5. Step 5: Solve for x
    x = 37,119,246,894.39/212,646.40
  6. Step 6: Final answer
    x = 174,558.55

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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.