Home / 302,465.34-453,642.93-89,189.10

Finding the Fourth Proportional to 302,465.34, 453,642.93 and 89,189.10

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Solution

The fourth proportional to 302,465.34, 453,642.93 and 89,189.10 is: 133,767.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,465.34 : 453,642.93 = 89,189.10 : x
  2. Step 2: Convert to fraction form
    302,465.34/453,642.93 = 89,189.10/x
  3. Step 3: Cross multiply
    302,465.34x = 453,642.93 × 89,189.10
  4. Step 4: Simplify right side
    302,465.34x = 40,460,004,648.06
  5. Step 5: Solve for x
    x = 40,460,004,648.06/302,465.34
  6. Step 6: Final answer
    x = 133,767.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.