Home / 249,802.72-344,735.04-136,633.12

Finding the Fourth Proportional to 249,802.72, 344,735.04 and 136,633.12

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Solution

The fourth proportional to 249,802.72, 344,735.04 and 136,633.12 is: 188,557.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,802.72 : 344,735.04 = 136,633.12 : x
  2. Step 2: Convert to fraction form
    249,802.72/344,735.04 = 136,633.12/x
  3. Step 3: Cross multiply
    249,802.72x = 344,735.04 × 136,633.12
  4. Step 4: Simplify right side
    249,802.72x = 47,102,224,088.52
  5. Step 5: Solve for x
    x = 47,102,224,088.52/249,802.72
  6. Step 6: Final answer
    x = 188,557.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.