Home / 313,275.05-432,307.98-170,032.01

Finding the Fourth Proportional to 313,275.05, 432,307.98 and 170,032.01

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Solution

The fourth proportional to 313,275.05, 432,307.98 and 170,032.01 is: 234,637.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,275.05 : 432,307.98 = 170,032.01 : x
  2. Step 2: Convert to fraction form
    313,275.05/432,307.98 = 170,032.01/x
  3. Step 3: Cross multiply
    313,275.05x = 432,307.98 × 170,032.01
  4. Step 4: Simplify right side
    313,275.05x = 73,506,195,859.21
  5. Step 5: Solve for x
    x = 73,506,195,859.21/313,275.05
  6. Step 6: Final answer
    x = 234,637.89

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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.