Home / 158,988.12-238,482.18-70,332

Finding the Fourth Proportional to 158,988.12, 238,482.18 and 70,332

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Solution

The fourth proportional to 158,988.12, 238,482.18 and 70,332 is: 105,498

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,988.12 : 238,482.18 = 70,332 : x
  2. Step 2: Convert to fraction form
    158,988.12/238,482.18 = 70,332/x
  3. Step 3: Cross multiply
    158,988.12x = 238,482.18 × 70,332
  4. Step 4: Simplify right side
    158,988.12x = 16,772,928,683.76
  5. Step 5: Solve for x
    x = 16,772,928,683.76/158,988.12
  6. Step 6: Final answer
    x = 105,498

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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.