Home / 145,449.81-200,492.01-133,246.35

Finding the Fourth Proportional to 145,449.81, 200,492.01 and 133,246.35

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Solution

The fourth proportional to 145,449.81, 200,492.01 and 133,246.35 is: 183,670.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,449.81 : 200,492.01 = 133,246.35 : x
  2. Step 2: Convert to fraction form
    145,449.81/200,492.01 = 133,246.35/x
  3. Step 3: Cross multiply
    145,449.81x = 200,492.01 × 133,246.35
  4. Step 4: Simplify right side
    145,449.81x = 26,714,828,536.66
  5. Step 5: Solve for x
    x = 26,714,828,536.66/145,449.81
  6. Step 6: Final answer
    x = 183,670.43

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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.