Home / 370,182.08-555,162.77-156,946.57

Finding the Fourth Proportional to 370,182.08, 555,162.77 and 156,946.57

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Solution

The fourth proportional to 370,182.08, 555,162.77 and 156,946.57 is: 235,373.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,182.08 : 555,162.77 = 156,946.57 : x
  2. Step 2: Convert to fraction form
    370,182.08/555,162.77 = 156,946.57/x
  3. Step 3: Cross multiply
    370,182.08x = 555,162.77 × 156,946.57
  4. Step 4: Simplify right side
    370,182.08x = 87,130,891,547.66
  5. Step 5: Solve for x
    x = 87,130,891,547.66/370,182.08
  6. Step 6: Final answer
    x = 235,373.07

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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.