Home / 158,731.12-237,528.16-137,457.52

Finding the Fourth Proportional to 158,731.12, 237,528.16 and 137,457.52

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Solution

The fourth proportional to 158,731.12, 237,528.16 and 137,457.52 is: 205,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,731.12 : 237,528.16 = 137,457.52 : x
  2. Step 2: Convert to fraction form
    158,731.12/237,528.16 = 137,457.52/x
  3. Step 3: Cross multiply
    158,731.12x = 237,528.16 × 137,457.52
  4. Step 4: Simplify right side
    158,731.12x = 32,650,031,803.76
  5. Step 5: Solve for x
    x = 32,650,031,803.76/158,731.12
  6. Step 6: Final answer
    x = 205,693.95

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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.