Home / 219,032.16-328,547.52-52,820.16

Finding the Fourth Proportional to 219,032.16, 328,547.52 and 52,820.16

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Solution

The fourth proportional to 219,032.16, 328,547.52 and 52,820.16 is: 79,230.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,032.16 : 328,547.52 = 52,820.16 : x
  2. Step 2: Convert to fraction form
    219,032.16/328,547.52 = 52,820.16/x
  3. Step 3: Cross multiply
    219,032.16x = 328,547.52 × 52,820.16
  4. Step 4: Simplify right side
    219,032.16x = 17,353,932,574.00
  5. Step 5: Solve for x
    x = 17,353,932,574.00/219,032.16
  6. Step 6: Final answer
    x = 79,230.07

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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.