Home / 219,545.32-302,955.80-133,492.36

Finding the Fourth Proportional to 219,545.32, 302,955.80 and 133,492.36

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Solution

The fourth proportional to 219,545.32, 302,955.80 and 133,492.36 is: 184,209.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,545.32 : 302,955.80 = 133,492.36 : x
  2. Step 2: Convert to fraction form
    219,545.32/302,955.80 = 133,492.36/x
  3. Step 3: Cross multiply
    219,545.32x = 302,955.80 × 133,492.36
  4. Step 4: Simplify right side
    219,545.32x = 40,442,284,717.69
  5. Step 5: Solve for x
    x = 40,442,284,717.69/219,545.32
  6. Step 6: Final answer
    x = 184,209.28

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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.