Home / 158,215.02-237,358.08-53,031.30

Finding the Fourth Proportional to 158,215.02, 237,358.08 and 53,031.30

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Solution

The fourth proportional to 158,215.02, 237,358.08 and 53,031.30 is: 79,558.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,215.02 : 237,358.08 = 53,031.30 : x
  2. Step 2: Convert to fraction form
    158,215.02/237,358.08 = 53,031.30/x
  3. Step 3: Cross multiply
    158,215.02x = 237,358.08 × 53,031.30
  4. Step 4: Simplify right side
    158,215.02x = 12,587,407,547.90
  5. Step 5: Solve for x
    x = 12,587,407,547.90/158,215.02
  6. Step 6: Final answer
    x = 79,558.87

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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.