Home / 98,011.08-147,006.54-31,498.92

Finding the Fourth Proportional to 98,011.08, 147,006.54 and 31,498.92

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Solution

The fourth proportional to 98,011.08, 147,006.54 and 31,498.92 is: 47,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,011.08 : 147,006.54 = 31,498.92 : x
  2. Step 2: Convert to fraction form
    98,011.08/147,006.54 = 31,498.92/x
  3. Step 3: Cross multiply
    98,011.08x = 147,006.54 × 31,498.92
  4. Step 4: Simplify right side
    98,011.08x = 4,630,547,242.94
  5. Step 5: Solve for x
    x = 4,630,547,242.94/98,011.08
  6. Step 6: Final answer
    x = 47,245.14

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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.