Home / 136,369.36-204,586.71-42,875.11

Finding the Fourth Proportional to 136,369.36, 204,586.71 and 42,875.11

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Solution

The fourth proportional to 136,369.36, 204,586.71 and 42,875.11 is: 64,322.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,369.36 : 204,586.71 = 42,875.11 : x
  2. Step 2: Convert to fraction form
    136,369.36/204,586.71 = 42,875.11/x
  3. Step 3: Cross multiply
    136,369.36x = 204,586.71 × 42,875.11
  4. Step 4: Simplify right side
    136,369.36x = 8,771,677,695.79
  5. Step 5: Solve for x
    x = 8,771,677,695.79/136,369.36
  6. Step 6: Final answer
    x = 64,322.94

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1.5x scale

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.